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zimpha/ZJP2016_A.cc

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ZJP2016
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ZJP2016_A.cc
#include <bits/stdc++.h>
using namespace std;
int main() {
int T; cin >> T;
for (int _ = 0; _ < T; ++_ ) {
int a, b, c, d;
cin >> a >> b >> c >> d;
cout << c << " " << b + d << endl;
cout << a << " " << b + d << endl;
}
return 0;
}
Raw
ZJP2016_B.cc
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
class Solution {
static const int MAXN = 100000 + 10;
static const LL inf = 1ll << 60;
vector<int> G[MAXN];
int w[MAXN], n;
struct Line {// m * x + b
LL m, b;
double inter(const Line &r) const {
return (r.b - b) / (m - r.m);
}
inline LL eval(LL x) {return m * x + b;}
} Q[MAXN];
int rt, mins, total, top;
int vs[MAXN], sz[MAXN], dep[MAXN];
LL val[MAXN], ps[MAXN], ret;
void getCenter(int u, int f = -1) {
int mx = 0; sz[u] = 1;
for (auto &v: G[u]) if (v != f && !vs[v]) {
getCenter(v, u); sz[u] += sz[v];
mx = max(mx, sz[v]);
}
mx = max(mx, total - sz[u]);
if (mx < mins) mins = mx, rt = u;
}
int dfs1(int u, int d = 1) {
ret = max(ret, val[d]);
for (auto &v: G[u]) if (!vs[v] && u > v) {
ps[v] = ps[u] + w[v];
val[d + 1] = val[d] + ps[v];
return dfs1(v, d + 1) + 1;
}
return 1;
}
void dfs2(int u, int d = 0, LL sum = 0) {
sum += 1ll * d * w[u];
// max(ps[u] * m + b + sum)
int left = 0, right = top - 2;
while (left < right) {
int mid = (left + right) >> 1;
if (Q[mid].eval(ps[u]) >= Q[mid + 1].eval(ps[u])) right = mid;
else left = mid + 1;
}
ret = max(ret, Q[left].eval(ps[u]) + sum);
if (left + 1 < top) ret = max(ret, Q[left + 1].eval(ps[u]) + sum);
for (auto &v: G[u]) if (!vs[v] && u < v) {
ps[v] = ps[u] + w[v];
dfs2(v, d + 1, sum);
}
}
void solve(int u, int _tot) {
total = _tot; mins = _tot * 2;
getCenter(u); u = rt; vs[u] = 1; getCenter(u);
val[1] = ps[u] = w[u];
int md = dfs1(u);
top = 0;
for (int i = 1; i <= md; ++i) {
Line now = (Line){i, val[i]};
while (top >= 2 && Q[top - 2].inter(Q[top - 1]) >= Q[top - 1].inter(now)) --top;
Q[top++] = now;
}
ps[u] = 0; dfs2(u);
for (int i = 0; i <= md; ++i) val[i] = -inf;
for (auto &v: G[u]) if (!vs[v]) {
solve(v, sz[v]);
}
}
public:
void run() {
scanf("%d", &n);
for (int i = 0; i < n; ++i) {
scanf("%d", w + i); G[i].clear();
}
for (int i = 1; i < n; ++i) {
int x; scanf("%d", &x); --x;
G[x].push_back(i);
G[i].push_back(x);
}
ret = 0;
for (int i = 0; i < n; ++i) val[i] = -inf;
memset(vs, 0, sizeof(vs[0]) * n);
solve(0, n);
printf("%lld\n", ret);
}
} sol;
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) sol.run();
return 0;
}
Raw
ZJP2016_C.cc
#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> PII;
vector<PII> res;
int b[5][5], a[5];
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) {
int r[5];
for (int i = 0; i < 5; ++i) {
for (int j = 0; j < 5; ++j) {
cin >> b[i][j];
}
}
// stage 1
int *x = b[0], d = x[0];
if (d <= 2) r[0] = 2;
else r[0] = d;
// stage 2
x = b[1], d = x[0];
for (int i = 1; i < 5; ++i) a[x[i]] = i;
if (d == 1) r[1] = a[4];
else if (d == 3) r[1] = 1;
else r[1] = r[0];
// stage 3
x = b[2], d = x[0];
for (int i = 1; i < 5; ++i) a[x[i]] = i;
if (d == 1) r[2] = a[b[1][r[1]]];
else if (d == 2) r[2] = a[b[0][r[0]]];
else if (d == 4) r[2] = a[4];
else r[2] = d;
// stage 4
x = b[3], d = x[0];
if (d == 1) r[3] = r[0];
else if (d == 2) r[3] = 1;
else r[3] = r[1];
// stage 5
x = b[4], d = x[0];
for (int i = 1; i < 5; ++i) a[x[i]] = i;
if (d <= 2) r[4] = a[b[d - 1][r[d - 1]]];
else r[4] = a[b[6 - d][r[6 - d]]];
for (int i = 0; i < 5; ++i) {
cout << r[i] << " " << b[i][r[i]] << endl;
}
}
return 0;
}
Raw
ZJP2016_D.cc
#include <bits/stdc++.h>
using namespace std;
vector<tuple<int, int, int>> p;
int day(int y, int m, int d) {
int tm = m >= 3 ? (m - 2) : (m + 10);
int ty = m >= 3 ? y : (y - 1);
return (ty + ty / 4 - ty / 100 + ty / 400 + (int)(2.6 * tm - 0.2) + d) % 7;
}
void run() {
int y, m, d, n; cin >> y >> m >> d >> n;
y -= 1753; n += y / 2800 * p.size();
y %= 2800;
n += lower_bound(p.begin(), p.end(), make_tuple(y, m, d)) - p.begin() - 1;
auto res = p[n % p.size()];
y = get<0>(res);
m = get<1>(res);
d = get<2>(res);
y += n / p.size() * 2800 + 1753;
cout << y << " " << m << " " << d << endl;
}
int main() {
cerr << day(1753, 1, 1) << endl;
for (int y = 0; y < 2800; ++y) {
for (int m = 1; m <= 12; ++m) {
if (day(y + 1753, m, 1) == 1) p.push_back(make_tuple(y, m, 1));
if (day(y + 1753, m, 11) == 1) p.push_back(make_tuple(y, m, 11));
if (day(y + 1753, m, 21) == 1) p.push_back(make_tuple(y, m, 21));
}
}
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) run();
return 0;
}
Raw
ZJP2016_E.cc
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 100000 + 10, M = 1e9 + 7;
int a[MAXN], n, m;
map<int, int> last;
void run() {
scanf("%d%d", &n, &m);
last.clear(); last[m] = 1;
for (int i = 0; i < n; ++i) {
int x, s = 0; scanf("%d", &x);
auto it = last.lower_bound(x);
for (; it != last.end(); ) {
last[it->first % x] += it->second;
s += it->second * (it->first / x);
it = last.erase(it);
}
if (s) last[x - 1] += s;
}
int s = 0;
for (auto it = last.rbegin(); it != last.rend(); ++it) {
it->second += s; s = it->second;
}
int q, ret = 0; scanf("%d", &q);
for (int i = 1; i <= q; ++i) {
int x; scanf("%d", &x);
auto it = last.lower_bound(x);
if (it != last.end()) ret += 1ll * it->second * i % M;
if (ret >= M) ret -= M;
}
printf("%d\n", ret);
}
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) run();
return 0;
}
Raw
ZJP2016_F.cc
#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> PII;
const int MAXN = 100 + 10;
PII P[MAXN];
int n, m, k;
void run() {
cin >> n >> k >> m;
for (int i = 0; i < n; ++i) {
cin >> P[i].first >> P[i].second;
}
sort(P, P + n);
int s = 0, ret = 0;
for (int i = 1; i < n; ++i) {
if (P[i].first <= P[s].second + 1) {
P[s].second = max(P[s].second, P[i].second);
} else P[++s] = P[i];
}
n = s + 1; s = 1 << n;
for (int msk = 0; msk < s; ++msk) {
int sum = 0, now = 0, rest = m;
for (int i = 0; i < n && rest; ++i) {
now = max(now, P[i].first - 1);
if (now >= P[i].second && (msk >> i & 1)) {
sum += P[i].second + k - 1 - now;
now = P[i].second + k - 1;
rest--;
} else if (now < P[i].second) {
int t = min(rest, (P[i].second - now - 1) / k + 1);
sum += t * k; now += t * k; rest -= t;
assert(now >= P[i].second || rest == 0);
if (rest && (msk >> i & 1)) {
sum += P[i].second + k - 1 - now;
now = P[i].second + k - 1;
rest--;
}
}
}
ret = max(ret, sum);
}
cout << ret << endl;
}
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) run();
return 0;
}
Raw
ZJP2016_G.cc
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef pair<int, int> PII;
typedef vector<int> VI;
typedef vector<PII> VP;
class Solution {
static const int MAXN = 2000 + 10;
int a[MAXN], n, m;
LL count00(LL ret = 0) {
map<VI, VP> mp;
for (int i = 1; i < n; i += 2) {
VI pt; int sum = 0;
for (int j = i; j + 1 < n; ++j) {
pt.push_back(a[j]);
if (j & 1) {
if (a[i - 1] + sum + a[j + 1] >= m) {
mp[pt].push_back(PII(a[i - 1], a[j + 1]));
}
} else sum += a[j];
if (sum >= m) break;
}
}
for (auto &e: mp) {
VP &y = e.second, x;
int sum = m;
for (size_t i = 1; i < e.first.size(); i += 2) sum -= e.first[i];
for (auto &v: y) {
int L = v.first, R = v.second;
v.first = max(1, sum - R);
v.second = min(L, sum - 1);
if (v.first <= v.second) x.push_back(v);
}
if (x.empty()) continue;
sort(x.begin(), x.end());
int l = x[0].first, r = x[0].second;
for (size_t i = 0; i < x.size(); ++i) {
if (x[i].first <= r) r = max(r, x[i].second);
else {
ret += r - l + 1;
l = x[i].first;
r = x[i].second;
}
}
ret += r - l + 1;
}
return ret;
}
LL count10(LL ret = 0) {
map<VI, int> mp;
for (int i = 1; i < n; i += 2) {
VI pt; int sum = 0;
for (int j = i + 1; j < n; ++j) {
pt.push_back(a[j]);
if (~j & 1) {
sum += a[j];
if (sum >= m) {
sum -= a[j];
pt.pop_back();
pt.push_back(m - sum);
mp[pt] = max(mp[pt], a[i]);
break;
}
}
}
}
for (auto &e: mp) ret += e.second;
return ret;
}
LL count11(LL ret = 0) {
map<VI, VP> mp;
for (int i = 2; i < n; i += 2) {
VI pt; int sum = 0;
for (int j = i; j + 1 < n; ++j) {
pt.push_back(a[j]);
if (~j & 1) {
sum += a[j];
if (sum == m) mp[pt].push_back(PII(a[i - 1], a[j + 1]));
else if (sum > m) break;
}
}
}
for (auto &e: mp) {
VP &y = e.second;
sort(y.begin(), y.end());
for (int i = y.size() - 2; i >= 0; --i) {
y[i].second = max(y[i].second, y[i + 1].second);
}
for (size_t i = 0; i < y.size(); ++i) {
int extra = i ? y[i].first - y[i - 1].first : y[i].first;
ret += 1ll * extra * y[i].second;
}
}
return ret;
}
public:
void run() {
scanf("%d%d", &n, &m);
for (int i = 0; i < n; ++i) scanf("%d", a + i);
LL ret = count00() + count11();
ret += count10();
if (n % 2 == 0) a[n++] = 0;
reverse(a, a + n);
ret += count10();
for (int i = 0; i < n; i += 2) if (a[i] >= m && m) {
++ret; break;
}
if (m == 0) {
ret = 0;
for (int i = 1; i < n; i += 2) ret = max(ret, (LL)a[i]);
}
printf("%lld\n", ret);
}
} sol;
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) sol.run();
return 0;
}
Raw
ZJP2016_H.cc
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
class Solution {
static const int MAXN = 100000 + 10;
static const LL inf = 1ll << 60;
int a[MAXN], n, q, ret;
bool mark[MAXN];
set<int> eq;
struct BIT {
LL u[MAXN];
int n;
void clr(int _n) {
n = _n;
memset(u, 0, sizeof(u[0]) * (n + 1));
}
void add(int x, LL v) {
for (; x <= n; x += ~x & x + 1) u[x] += v;
}
void add(int l, int r, LL v) {//[l, r]
add(l, v); add(r + 1, -v);
}
LL get(int x, LL r = 0) {//[0,x]
for (; x >= 0; x -= ~x & x + 1) r += u[x];
return r;
}
} bit;
struct SegTree {
#define lson (rt<<1)
#define rson (rt<<1|1)
#define mid ((l+r)>>1)
struct Node {
LL val, add;
int idx;
void mark(LL v) {
val += v; add += v;
}
} T[MAXN << 2];
void upd(int rt) {
T[rt].val = max(T[lson].val, T[rson].val);
if (T[rt].val == T[lson].val) T[rt].idx = T[lson].idx;
else T[rt].idx = T[rson].idx;
}
void psd(int rt) {
T[lson].mark(T[rt].add);
T[rson].mark(T[rt].add);
T[rt].add = 0;
}
void build(int rt, int l, int r) {
T[rt].add = 0; T[rt].val = -inf; T[rt].idx = l;
if (l + 1 == r) return;
build(lson, l, mid);
build(rson, mid, r);
}
void ins(int rt, int l, int r, int x, LL v) {
if (l + 1 == r) {T[rt].val = v; return;}
psd(rt);
if (x < mid) ins(lson, l, mid, x, v);
else ins(rson, mid, r, x, v);
upd(rt);
}
void add(int rt, int l, int r, int L, int R, LL v) {
if (L <= l && R >= r) {T[rt].mark(v); return;}
psd(rt);
if (L < mid) add(lson, l, mid, L, R, v);
if (R > mid) add(rson, mid, r, L, R, v);
upd(rt);
}
const Node& Max() const {return T[1];}
} st;
public:
void run() {
scanf("%d%d", &n, &q); ret = 0;
for (int i = 0; i < n; ++i) scanf("%d", a + i);
st.build(1, 0, n); bit.clr(n);
eq.clear(); a[n] = 0;
memset(mark, 0, sizeof(mark));
for (int i = n - 1; i > 0; --i) {
a[i] -= a[i - 1];
if (a[i] == 0) eq.insert(i);
if (a[i] < 0) st.ins(1, 0, n, i, a[i]);
if (a[i] > 0 && a[i + 1] < 0) ++ret;
bit.add(i, i, a[i]);
}
cerr << ret << std::endl;
for (int i = 0; i < q; ++i) {
int l, r, a, b; scanf("%d%d%d%d", &l, &r, &a, &b);
LL cl = a, cr = a + 1ll * b * (r - l); --l;
vector<int> pt;
st.ins(1, 0, n, l, -inf); eq.erase(l);
if (l) pt.push_back(l);
if (l < r - 1) {
for (auto it = eq.lower_bound(l); it != eq.end(); it = eq.erase(it)) {
if (*it >= r) break; pt.push_back(*it);
}
st.add(1, 0, n, l + 1, r, b);
while (st.Max().val >= 0) {
pt.push_back(st.Max().idx);
st.ins(1, 0, n, pt.back(), -inf);
}
}
if (r < n) {
st.ins(1, 0, n, r, -inf);
eq.erase(r);
pt.push_back(r);
}
for (auto &x: pt) mark[x] = true;
for (auto &x: pt) {
LL v = bit.get(x);
if (x > 1 && v < 0 && bit.get(x - 1) > 0) --ret;
if (x + 1 < n && v > 0 && bit.get(x + 1) < 0 && !mark[x + 1]) --ret;
}
if (l) bit.add(l, l, cl);
if (l < r - 1) bit.add(l + 1, r - 1, b);
if (r < n) bit.add(r, r, -cr);
for (auto &x: pt) {
LL v = bit.get(x);
if (x > 1 && v < 0 && bit.get(x - 1) > 0) ++ret;
if (x + 1 < n && v > 0 && bit.get(x + 1) < 0 && !mark[x + 1]) ++ret;
if (v == 0) eq.insert(x);
if (v < 0) st.ins(1, 0, n, x, v);
}
for (auto &x: pt) mark[x] = false;
printf("%d\n", ret);
}
}
} sol;
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) sol.run();
return 0;
}
Raw
ZJP2016_I.cc
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 200;
char s[MAXN][MAXN];
int main() {
int T; scanf("%d", &T);
for (int cas = 1; cas <= T; ++cas) {
int n, m; scanf("%d%d", &n, &m);
memset(s, 0, sizeof(s));
for (int i = 0; i < n; ++i) scanf("%s", s[i + 10] + 10);
int ret = 0;
for (int i = 0; i < n + 10; ++i) {
for (int j = 0; j < m + 10; ++j) {
ret += s[i][j + 1] == 'O' || s[i + 1][j] == '/' || s[i + 1][j + 1] == '|' ||
s[i + 1][j + 2] == '\\' || s[i + 2][j] == '(' || s[i + 2][j + 2] == ')';
}
}
cout << ret << endl;
}
return 0;
}
Raw
ZJP2016_J.cc
#include<bits/stdc++.h>
using namespace std;
struct Pt{
double x, y, z;
} A,B,C,D;
const double eps = 1e-8;
const double _5 = sqrt(5.0);
const double _2 = sqrt(2.0);
double f[3];
typedef pair<Pt, Pt> PPP;
struct Pi{
int x, y, z;
};
bool operator < (const Pi & a, const Pi & b){
return (a.x < b.x);
}
bool operator == (const Pi & a, const Pi & b){
return (a.x == b.x && a.y == b.y && a.z == b.z);
}
void Pit(const Pt & X){
cout<<X.x<<' '<<X.y<<' '<<X.z<<endl;
}
bool operator == (const Pt & a, const Pt & b){
return (fabs(a.x - b.x) < eps && fabs(a.y - b.y) < eps && fabs(a.z - b.z) < eps);
}
Pt work(Pt X, int k){
return (Pt){X.x - 0.5 + (k & 1), X.y - 0.5 + ((k >> 1) & 1), X.z - 0.5 + ((k >> 2) & 1)};
}
/******************************/
#ifdef SPFA
#define MAXD 60
#else
#define MAXD 30
#endif
bool dis2_inRange(int x, int y, int z){
return 0 <= x && x <= MAXD && 0 <= y && y <= MAXD && 0 <= z && z <= MAXD;
}
inline double dis2_getDis(int cnt){
return cnt > 3 ? 1E100 : cnt == 3 ? _5 : cnt == 2 ? _2 : 1.0;
}
int dis2_getDis(int x, int y, int z, int ux, int uy, int uz){
const int t = -2;
if (((x | 1) != (ux | 1) || (y | 1) != (uy | 1) || (z | 1) != (uz | 1))
&& ((x + (x & 1)) != (ux + (ux & 1)) || (y + (y & 1)) != (uy + (uy & 1)) || (z + (z & 1)) != (uz + (uz & 1))))
return 4;
return (x != ux) + (y != uy) + (z != uz);
}
void dis2_pre(Pi st, double (&dis)[MAXD + 1][MAXD + 1][MAXD + 1], int (&dt)[MAXD + 1][MAXD + 1][MAXD + 1][3]){
static bool in[MAXD + 1][MAXD + 1][MAXD + 1];
for (int i = 0; i <= MAXD; ++i)
for (int j = 0; j <= MAXD; ++j)
for (int k = 0; k <= MAXD; ++k){
dis[i][j][k] = 1E100;
in[i][j][k] = false;
dt[i][j][k][0] = dt[i][j][k][1] = dt[i][j][k][2] = 0;
}
dis[st.x][st.y][st.z] = 0;
queue<Pi> Q;
Q.push(st);
while (!Q.empty()){
Pi u = Q.front();
Q.pop();
// fprintf(stderr, "start update: %d %d %d\n", u.x, u.y, u.z);
for (int i = -1; i <= 1; ++i)
for (int j = -1; j <= 1; ++j)
for (int k = -1; k <= 1; ++k){
int x = u.x + i, y = u.y + j, z = u.z + k;
if (dis2_inRange(x, y, z)){
int tmp = dis2_getDis(u.x, u.y, u.z, x, y, z);
if (dis[x][y][z] > dis[u.x][u.y][u.z] + dis2_getDis(tmp)){
dis[x][y][z] = dis[u.x][u.y][u.z] + dis2_getDis(tmp);
dt[x][y][z][0] = dt[u.x][u.y][u.z][0];
dt[x][y][z][1] = dt[u.x][u.y][u.z][1];
dt[x][y][z][2] = dt[u.x][u.y][u.z][2];
++dt[x][y][z][tmp - 1];
// printf("%d %d %d\n", x, y, z);
if (!in[x][y][z]){
// puts("- =");
in[x][y][z] = true;
Q.push((Pi){x, y, z});
}
}
}
}
in[u.x][u.y][u.z] = false;
}
}
double dis2(Pi st, Pi ed){
static bool used = false;
static double dis[8][MAXD + 1][MAXD + 1][MAXD + 1];
static int dt[8][MAXD + 1][MAXD + 1][MAXD + 1][3];
/* prework */
if (!used){
used = true;
for (int i = 0; i < 8; ++i)
dis2_pre((Pi){i >> 2 & 1, i >> 1 & 1, i & 1}, dis[i], dt[i]);
}
int dx = ed.x - st.x, dy = ed.y - st.y, dz = ed.z - st.z;
if (dx < dy){
swap(dx, dy);
swap(st.x, st.y);
swap(ed.x, ed.y);
}
if (dx < dz){
swap(dx, dz);
swap(st.x, st.z);
swap(ed.x, ed.z);
}
if (dy < dz){
swap(dy, dz);
swap(st.y, st.z);
swap(ed.y, ed.z);
}
int cnt2 = 0, cnt1 = 0;
#ifndef SPFA
int Maki = 5;
int tx = max(0, dx - Maki) & -4, ty = max(0, dy - Maki) & -4, tz = max(0, dz - Maki) & -4;
// printf("%d %d %d\n", tx, ty, tz);
dx -= tx, dy -= ty, dz -= tz;
if (ty + tz <= tx){
tx -= cnt2 = ty + tz;
cnt1 += max(0, tx - dy - dz);
dx += min(dy + dz, tx);
}
else
cnt2 += tx + ty + tz >> 1;
// printf("- %d %d %d, %d %d\n", dx, dy, dz, cnt1, cnt2);
// printf("st: %d %d %d\n", st.x, st.y, st.z);
#endif
ed.x = st.x + dx;
ed.y = st.y + dy;
ed.z = st.z + dz;
int type = st.x << 2 | st.y << 1 | st.z;
// printf("%d %d %d\n", cnt1 + dt[type][ed.x][ed.y][ed.z][0], cnt2 + dt[type][ed.x][ed.y][ed.z][1], dt[type][ed.x][ed.y][ed.z][2]);
return cnt1 + cnt2 * _2 + dis[type][ed.x][ed.y][ed.z];
}
#undef MAXD
/******************************/
double _dis2(Pt P, Pt Q){
f[0] = fabs(P.x - Q.x);
f[1] = fabs(P.y - Q.y);
f[2] = fabs(P.z - Q.z);
sort(f, f + 3);
f[2] -= f[1];
f[1] -= f[0];
return _5 * f[0] + _2 * f[1] + f[2];
}
Pt operator -(const Pt & a, const Pt & b){
return (Pt){a.x - b.x, a.y - b.y, a.z - b.z};
}
Pt operator +(const Pt & a, const Pt & b){
return (Pt){a.x + b.x, a.y + b.y, a.z + b.z};
}
Pt operator *(const Pt & a, double x){
return (Pt){a.x * x, a.y * x, a.z * x};
}
double sqr(double x){
return x * x;
}
inline double len(const Pt & a){
return sqrt(sqr(a.x)+sqr(a.y)+sqr(a.z));
}
double dg(double x, double y){
return sqrt(sqr(x) + sqr(y));
}
PPP a[100];
int like(double p, double q, double r){
if (fabs(p - q) < eps && fabs(q - r) < eps)
return 1;
else
return 0;
}
double le[100][100];
double Get_s(Pt p, Pt q){
for(int i = 0; i < 12; i++)
for(int j = 0; j < 12; j++){
if (like(a[i].first.x, a[j].first.x, 0) || like(a[i].first.x, a[j].first.x, 1))
le[i][j] = len(a[i].first - a[j].first);
else if (like(a[i].first.y, a[j].first.y, 0) || like(a[i].first.y, a[j].first.y, 1))
le[i][j] = len(a[i].first - a[j].first);
else if (like(a[i].first.z, a[j].first.z, 0) || like(a[i].first.z, a[j].first.z, 1))
le[i][j] = len(a[i].first - a[j].first);
else
le[i][j] = 12345678;
}
for(int i = 0; i < 12; i++){
if (like(a[i].first.x, p.x, 0) ||like(a[i].first.x, p.x, 1) ||
like(a[i].first.y, p.y, 0) ||like(a[i].first.y, p.y, 1) ||
like(a[i].first.z, p.z, 0) ||like(a[i].first.z, p.z, 1))
le[i][13] = le[13][i] = len(p - a[i].first);
else
le[i][13] = le[13][i] = 12345678;
if (like(a[i].first.x, q.x, 0) ||like(a[i].first.x, q.x, 1) ||
like(a[i].first.y, q.y, 0) ||like(a[i].first.y, q.y, 1) ||
like(a[i].first.z, q.z, 0) ||like(a[i].first.z, q.z, 1))
le[i][12] = le[12][i] = len(q - a[i].first);
else
le[i][12] = le[12][i] = 12345678;
}
le[13][13] = le[12][12] = 0;
if (like(p.x, q.x, 0) || like(p.y, q.y, 0) || like(p.z, q.z, 0) || like(p.x, q.x, 1) || like(p.y, q.y, 1) || like(p.z, q.z, 1))
le[13][12] = le[12][13] = len(p - q);
else
le[13][12] = le[12][13] = 12345678;
for(int k = 0; k < 14; k++)
for(int i = 0; i < 14; i++)
for(int j = 0; j < 14; j++)
le[i][j] = min(le[i][j] , le[i][k] + le[k][j]);
return le[12][13];
}
double tf(Pt p, Pt q){
for(int i = 0; i <= 1; i++)
for(int j = 0; j <= 1; j++)
a[(i << 1) + j + 0] = (PPP){(Pt){i, j, rand()/(double)(RAND_MAX)}, (Pt){0, 0, 1}};
for(int i = 0; i <= 1; i++)
for(int j = 0; j <= 1; j++)
a[(i << 1) + j + 4] = (PPP){(Pt){i, rand()/(double)(RAND_MAX), j}, (Pt){0, 1, 0}};
for(int i = 0; i <= 1; i++)
for(int j = 0; j <= 1; j++)
a[(i << 1) + j + 8] = (PPP){(Pt){rand()/(double)(RAND_MAX), i, j}, (Pt){1, 0, 0}};
double now = Get_s(p, q);
double t = 0.5;
while(t > 0.001){
int flag = 0;
for(int i = 0; i < 12; i++)
if (!flag){
a[20] = a[i];
a[i].first = a[i].first + (a[i].second * t);
double tmp = Get_s(p, q);
if (tmp < now){
flag = 1;
while(tmp < now){
now = tmp;
a[20] = a[i];
a[i].first = a[i].first + (a[i].second * t);
tmp = Get_s(p, q);
}
}
a[i] = a[20];
}
t *= 0.9;
}
return now;
}
double dis1(Pt P, Pt Q, Pt R){
// puts("QAQ");
P = P - R;
Q = Q - R;
P.x += 0.5, P.y += 0.5, P.z += 0.5;
Q.x += 0.5, Q.y += 0.5, Q.z += 0.5;
// Pit(P), Pit(Q);
double ans = 10;
for(int ts = 0; ts < 100; ts++){
// puts("= -");
ans = min(ans, tf(P, Q));
}
// cout<<"tf:\t"<<ans<<endl;
return ans;
}
double _dis1(Pt P, Pt Q, Pt R){
// puts("#############################");
/* Pit(P);
Pit(Q);
Pit(R);
*/ P = P - R;
Q = Q - R;
/* Pit(P);
Pit(Q);
*/ if (fabs(fabs(P.x) - 0.5) > eps){
if (fabs(fabs(P.y) - 0.5) <= eps){
swap(P.y, P.x);
swap(Q.y, Q.x);
}
else{
swap(P.z, P.x);
swap(Q.z, Q.x);
}
}
if (fabs(P.x + 0.5) < eps){
P.x = -P.x, Q.x = -Q.x;
}
if (fabs(Q.x - 0.5) < eps){//On the same face
// cout<<"tl:\t"<<sqrt(sqr(P.y - Q.y) + sqr(P.z - Q.z))<<endl;
return sqrt(sqr(P.y - Q.y) + sqr(P.z - Q.z));
}
if (fabs(fabs(Q.y) - 0.5) < eps || fabs(fabs(Q.z) - 0.5) < eps){//have a common edge
if (fabs(fabs(Q.y) - 0.5) > eps){
swap(Q.y, Q.z);
swap(P.y, P.z);
}
if (fabs(Q.y + 0.5) < eps){
Q.y = -Q.y, P.y = -P.y;
}
// cout<<"tl:\t"<<min(dg(1-P.y-Q.x, P.z-Q.z), min(dg(1-P.y-Q.z, 1-P.z-Q.x), dg(1+P.z-Q.x,1+Q.z-P.y)))<<endl;
return min(dg(1-P.y-Q.x, P.z-Q.z), min(dg(1-P.y-Q.z, 1-P.z-Q.x), dg(1+P.z-Q.x,1+Q.z-P.y)));
}
//On the opposite face
double sum = 12345678;
//passing another face
sum = min(sum , dg(2 - P.z - Q.z, P.y - Q.y));
sum = min(sum , dg(2 + P.z + Q.z, P.y - Q.y));
sum = min(sum , dg(2 + P.y + Q.y, P.z - Q.z));
sum = min(sum , dg(2 - P.y - Q.y, P.z - Q.z));
//passing two other faces
sum = min(sum, dg(2 - P.y - Q.z, 1 - P.z - Q.y));
sum = min(sum, dg(2 - P.y + Q.z, 1 + P.z - Q.y));
sum = min(sum, dg(2 + P.y - Q.z, 1 - P.z + Q.y));
sum = min(sum, dg(2 + P.y + Q.z, 1 + P.z + Q.y));
sum = min(sum, dg(2 + P.z + Q.y, 1 + P.y + Q.z));
sum = min(sum, dg(2 + P.z - Q.y, 1 - P.y + Q.z));
sum = min(sum, dg(2 - P.z + Q.y, 1 + P.y - Q.z));
sum = min(sum, dg(2 - P.z - Q.y, 1 - P.y - Q.z));
// cout<<"tl:\t"<<sum<<endl;
return sum;
}
Pt getcenter(Pt X){
int x, y, z;
x = (int)(round(X.x));
y = (int)(round(X.y));
z = (int)(round(X.z));
if (fabs(fabs(fmod(X.x, 1)) - 0.5) > eps){
if ((y & 1) != (x & 1)){
y = (int)(round(X.y * 2 - y));
}
if ((z & 1) != (x & 1)){
z = (int)(round(X.z * 2 - z));
}
}
else{
if (fabs(fabs(fmod(X.y, 1)) - 0.5) > eps){
if ((y & 1) != (x & 1)){
x = (int)(round(X.x * 2 - x));
}
if ((z & 1) != (y & 1)){
z = (int)(round(X.z * 2 - z));
}
}
else{
if ((z & 1) != (x & 1)){
x = (int)(round(X.x * 2 - x));
}
if ((z & 1) != (y & 1)){
y = (int)(round(X.y * 2 - y));
}
}
}
return (Pt){(double)x, (double)y, (double)z};
}
double Nico(Pt P, Pt Q){
Pi p = (Pi){(int)(round(P.x + 0.5)), (int)(round(P.y + 0.5)), (int)(round(P.z + 0.5))};
Pi q = (Pi){(int)(round(Q.x + 0.5)), (int)(round(Q.y + 0.5)), (int)(round(Q.z + 0.5))};
q.x -= (p.x / 2) * 2, p.x -= (p.x / 2) * 2;
if (p.x == -1){q.x += 2, p.x += 2;}
q.y -= (p.y / 2) * 2, p.y -= (p.y / 2) * 2;
if (p.y == -1){q.y += 2, p.y += 2;}
q.z -= (p.z / 2) * 2, p.z -= (p.z / 2) * 2;
if (p.z == -1){q.z += 2, p.z += 2;}
if (q.x <= 0){
q.x = 1 - q.x;
p.x = 1 - p.x;
}
if (q.y <= 0){
q.y = 1 - q.y;
p.y = 1 - p.y;
}
if (q.z <= 0){
q.z = 1 - q.z;
p.z = 1 - p.z;
}
return dis2(p, q);
}
void ck(double x){
assert(x >= -9999 && x <= 9999);
}
int main(){
// freopen("J.in", "r", stdin);
// freopen("J.out", "w", stdout);
//
srand(time(NULL));
int T;
scanf("%d",&T);
/*
for(int i = 0; i < 100; i++){
scanf("%lf%lf%lf", &A.x, &A.y, &A.z);
scanf("%lf%lf%lf", &B.x, &B.y, &B.z);
dis1(A, B, (Pt){0, 0, 0});
_dis1(A, B, (Pt){0, 0, 0});
}
return 0;
*/
while(T--){
scanf("%lf%lf%lf", &A.x, &A.y, &A.z);
scanf("%lf%lf%lf", &B.x, &B.y, &B.z);
ck(A.x); ck(A.y); ck(A.z);
ck(B.x); ck(B.y); ck(B.z);
C = getcenter(A);
assert((A.x - C.x - eps) <= 0.5 && (A.x - C.x + eps) >= -0.5);
assert((A.y - C.y - eps) <= 0.5 && (A.y - C.y + eps) >= -0.5);
assert((A.z - C.z - eps) <= 0.5 && (A.z - C.z + eps) >= -0.5);
assert(((int)round(C.x - C.y)) % 2 == 0);
assert(((int)round(C.x - C.z)) % 2 == 0);
D = getcenter(B);
assert((B.x - D.x - eps) <= 0.5 && (B.x - D.x + eps) >= -0.5);
assert((B.y - D.y - eps) <= 0.5 && (B.y - D.y + eps) >= -0.5);
assert((B.z - D.z - eps) <= 0.5 && (B.z - D.z + eps) >= -0.5);
assert(((int)round(D.x - D.y)) % 2 == 0);
assert(((int)round(D.x - D.z)) % 2 == 0);
double ans = 1234567;
if (C == D){
ans = _dis1(A, B, C);
}
else{
for(int i = 0; i < 8; i++)
for(int j = 0; j < 8; j++){
// ans = min(ans,dis2(work(C, i), work(D, j)));
// dis1(A, work(C, i), C);
// _dis1(A, work(C, i), C);
// dis1(B, work(D, j), D);
// _dis1(B, work(D, j), D);
ans = min(ans, _dis1(A, work(C, i), C) + _dis1(B, work(D, j), D) + Nico(work(C, i), work(D, j)));
// ans = min(ans, dis1(A, work(C, i), C) + dis1(B, work(D, j), D) + dis2(work(C, i), work(D, j)));
}
}
printf("%.16f\n", ans);
}
return 0;
}
/*
0.733017 0.493771 1
0.429134 0 0.88777
tf: 0.678462
tl: 0.677924
0.25458 0 1
0.165501 1 0.459615
tf: 1.4132
tl: 1.4108
0.561626 0 0
1 0.0775424 0.207269
tf: 0.556202
tl: 0.555994
0 0.98381 1
1 0.962809 0.831134
tf: 1.06045
tl: 1.05357
*/
Raw
ZJP2016_K.cc
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef pair<int, int> PII;
const int MAXN = 100000 + 10;
vector<PII> G[MAXN];
int X[MAXN], Y[MAXN], D[MAXN], C[MAXN];
LL ds[MAXN], ms[MAXN];
int n, m;
void run() {
cin >> n >> m;
for (int i = 0; i < n; ++i) {
G[i].clear();
ms[i] = ds[i] = 1ll << 60;
}
for (int i = 0; i < m; ++i) {
cin >> X[i] >> Y[i] >> D[i] >> C[i];
G[X[i]].push_back(PII(Y[i], i));
G[Y[i]].push_back(PII(X[i], i));
}
ds[0] = ms[0] = 0;
queue<int> Q; Q.push(0);
vector<bool> vs(n);
while (!Q.empty()) {
int u = Q.front(); Q.pop(); vs[u] = 0;
for (auto &x: G[u]) {
int v = x.first, w = D[x.second];
if (ds[v] > ds[u] + w) {
ds[v] = ds[u] + w;
if (!vs[v]) vs[v] = 1, Q.push(v);
}
}
}
for (int i = 0; i < m; ++i) {
if (ds[X[i]] + D[i] == ds[Y[i]]) {
ms[Y[i]] = min(ms[Y[i]], (LL)C[i]);
}
if (ds[Y[i]] + D[i] == ds[X[i]]) {
ms[X[i]] = min(ms[X[i]], (LL)C[i]);
}
}
LL SD = 0, SC = 0;
for (int i = 0; i < n; ++i) SD += ds[i], SC += ms[i];
cout << SD << " " << SC << endl;
}
int main() {
int T; cin >> T;
for (int cas = 1; cas <= T; ++cas) run();
return 0;
}
Raw
ZJP2016_L.cc
#include <bits/stdc++.h>
using namespace std;
int main() {
int T; cin >> T;
for (int cas = 1; cas <= T; ++cas) {
int n; cin >> n;
for (int i = n; i >= 1; --i) {
int x; cin >> x; n += x;
}
cout << n << endl;
}
return 0;
}
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