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tmyt/1.cpp

Last active September 8, 2022 15:30
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1.cpp
#include<cstdio>
#include<iostream>
#include<vector>
struct WeightRange{
int start;
int end;
int weight;
WeightRange(int start_, int end_, int weight_) {
start = start_;
end = end_;
weight = weight_;
}
};
std::vector<WeightRange> ranges{
WeightRange(0, 4351, 100),
WeightRange(8192, 8205, 100),
WeightRange(8208, 8223, 100),
WeightRange(8242, 8247, 100)
};
int main(){
int code, w = 200;
std::cin >> code;
for(const auto &r : ranges){
if(r.start <= code && code <= r.end){ w = 100; break; }
}
printf("%d\n", w);
}
/*
_main:
0040E670: 51 push ecx
0040E671: 56 push esi
0040E672: 8D 44 24 04 lea eax,[esp+4]
0040E676: B9 10 92 4B 00 mov ecx,offset ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
0040E67B: 50 push eax
0040E67C: BE C8 00 00 00 mov esi,0C8h
0040E681: E8 57 6F FF FF call @ILT+17880(??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAH@Z)
0040E686: A1 24 90 4B 00 mov eax,dword ptr [?ranges@@3V?$vector@UWeightRange@@V?$allocator@UWeightRange@@@std@@@std@@A]
0040E68B: 8B 15 28 90 4B 00 mov edx,dword ptr ds:[4B9028h]
0040E691: 3B C2 cmp eax,edx
0040E693: 74 33 je 0040E6C8
0040E695: 8B 4C 24 04 mov ecx,dword ptr [esp+4]
0040E699: 0F 1F 80 00 00 00 nop dword ptr [eax]
00
0040E6A0: 39 08 cmp dword ptr [eax],ecx
0040E6A2: 7F 05 jg 0040E6A9
0040E6A4: 3B 48 04 cmp ecx,dword ptr [eax+4]
0040E6A7: 7E 1A jle 0040E6C3
0040E6A9: 83 C0 0C add eax,0Ch
0040E6AC: 3B C2 cmp eax,edx
0040E6AE: 75 F0 jne 0040E6A0
0040E6B0: 56 push esi
0040E6B1: 68 A0 E1 49 00 push 49E1A0h
0040E6B6: E8 6E 73 FF FF call @ILT+18980(_printf)
0040E6BB: 83 C4 08 add esp,8
0040E6BE: 33 C0 xor eax,eax
0040E6C0: 5E pop esi
0040E6C1: 59 pop ecx
0040E6C2: C3 ret
0040E6C3: BE 64 00 00 00 mov esi,64h
0040E6C8: 56 push esi
0040E6C9: 68 A0 E1 49 00 push 49E1A0h
0040E6CE: E8 56 73 FF FF call @ILT+18980(_printf)
0040E6D3: 83 C4 08 add esp,8
0040E6D6: 33 C0 xor eax,eax
0040E6D8: 5E pop esi
0040E6D9: 59 pop ecx
0040E6DA: C3 ret
*/
Raw
2.cpp
#include<cstdio>
#include<iostream>
int main(){
int code, w = 200;
std::cin >> code;
if(0 <= code && code <= 4351){ w = 100; }
else if (8192<= code && code <= 8205){ w = 100; }
else if (8208<= code && code <= 8223){ w = 100; }
else if (8242<= code && code <= 8247){ w = 100; }
printf("%d\n", w);
}
/*
_main:
0040E370: 51 push ecx
0040E371: 56 push esi
0040E372: 8D 44 24 04 lea eax,[esp+4]
0040E376: B9 00 92 4B 00 mov ecx,offset ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
0040E37B: 50 push eax
0040E37C: BE C8 00 00 00 mov esi,0C8h
0040E381: E8 85 71 FF FF call @ILT+17670(??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAH@Z)
0040E386: 8B 4C 24 04 mov ecx,dword ptr [esp+4]
0040E38A: 81 F9 FF 10 00 00 cmp ecx,10FFh
0040E390: 76 16 jbe 0040E3A8
0040E392: 8D 81 00 E0 FF FF lea eax,[ecx-2000h]
0040E398: 83 F8 0D cmp eax,0Dh
0040E39B: 76 0B jbe 0040E3A8
0040E39D: 8D 81 F0 DF FF FF lea eax,[ecx-2010h]
0040E3A3: 83 F8 0F cmp eax,0Fh
0040E3A6: 77 18 ja 0040E3C0
0040E3A8: BE 64 00 00 00 mov esi,64h
0040E3AD: 56 push esi
0040E3AE: 68 90 E0 49 00 push 49E090h
0040E3B3: E8 8B 75 FF FF call @ILT+18750(_printf)
0040E3B8: 83 C4 08 add esp,8
0040E3BB: 33 C0 xor eax,eax
0040E3BD: 5E pop esi
0040E3BE: 59 pop ecx
0040E3BF: C3 ret
0040E3C0: 8D 81 CE DF FF FF lea eax,[ecx-2032h]
0040E3C6: B9 64 00 00 00 mov ecx,64h
0040E3CB: 83 F8 05 cmp eax,5
0040E3CE: 0F 46 F1 cmovbe esi,ecx
0040E3D1: 56 push esi
0040E3D2: 68 90 E0 49 00 push 49E090h
0040E3D7: E8 67 75 FF FF call @ILT+18750(_printf)
0040E3DC: 83 C4 08 add esp,8
0040E3DF: 33 C0 xor eax,eax
0040E3E1: 5E pop esi
0040E3E2: 59 pop ecx
0040E3E3: C3 ret
*/
Raw
3.cpp
#include<cstdio>
#include<iostream>
int main(){
int code, w = 200;
std::cin >> code;
if((0 <= code && code <= 4351)
||(8192<= code && code <= 8205)
||(8208<= code && code <= 8223)
||(8242<= code && code <= 8247)){ w = 100; }
printf("%d\n", w);
printf("%d\n", w);
}
/*
_main:
0040E370: 51 push ecx
0040E371: 56 push esi
0040E372: 8D 44 24 04 lea eax,[esp+4]
0040E376: B9 00 92 4B 00 mov ecx,offset ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
0040E37B: 50 push eax
0040E37C: BE C8 00 00 00 mov esi,0C8h
0040E381: E8 85 71 FF FF call @ILT+17670(??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAH@Z)
0040E386: 8B 44 24 04 mov eax,dword ptr [esp+4]
0040E38A: 85 C0 test eax,eax
0040E38C: 78 07 js 0040E395
0040E38E: 3D FF 10 00 00 cmp eax,10FFh
0040E393: 7E 26 jle 0040E3BB
0040E395: 3D 00 20 00 00 cmp eax,2000h
0040E39A: 7C 07 jl 0040E3A3
0040E39C: 3D 0D 20 00 00 cmp eax,200Dh
0040E3A1: 7E 18 jle 0040E3BB
0040E3A3: 3D 10 20 00 00 cmp eax,2010h
0040E3A8: 7C 07 jl 0040E3B1
0040E3AA: 3D 1F 20 00 00 cmp eax,201Fh
0040E3AF: 7E 0A jle 0040E3BB
0040E3B1: 05 CE DF FF FF add eax,0FFFFDFCEh
0040E3B6: 83 F8 05 cmp eax,5
0040E3B9: 77 05 ja 0040E3C0
0040E3BB: BE 64 00 00 00 mov esi,64h
0040E3C0: 56 push esi
0040E3C1: 68 90 E0 49 00 push 49E090h
0040E3C6: E8 78 75 FF FF call @ILT+18750(_printf)
0040E3CB: 56 push esi
0040E3CC: 68 94 E0 49 00 push 49E094h
0040E3D1: E8 6D 75 FF FF call @ILT+18750(_printf)
0040E3D6: 83 C4 10 add esp,10h
0040E3D9: 33 C0 xor eax,eax
0040E3DB: 5E pop esi
0040E3DC: 59 pop ecx
0040E3DD: C3 ret
*/
Raw
4.cpp
#include<cstdio>
#include<iostream>
int main(){
int code, w = 200;
std::cin >> code;
code =
(code ^ (code - 4352) ^ (code - 8192) ^ (code - 8206) ^ (code - 8208) ^ (code - 8224) ^ (code - 8242) ^ (code - 8248));
w = code < 0 ? 100 : 200;
printf("%d\n", w);
}
/*
_main:
0040E370: 51 push ecx
0040E371: 8D 04 24 lea eax,[esp]
0040E374: B9 00 92 4B 00 mov ecx,offset ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
0040E379: 50 push eax
0040E37A: E8 8C 71 FF FF call @ILT+17670(??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAH@Z)
0040E37F: 8B 14 24 mov edx,dword ptr [esp]
0040E382: 8D 82 CE DF FF FF lea eax,[edx-2032h]
0040E388: 8D 8A C8 DF FF FF lea ecx,[edx-2038h]
0040E38E: 33 C8 xor ecx,eax
0040E390: 8D 82 E0 DF FF FF lea eax,[edx-2020h]
0040E396: 33 C8 xor ecx,eax
0040E398: 8D 82 F0 DF FF FF lea eax,[edx-2010h]
0040E39E: 33 C8 xor ecx,eax
0040E3A0: 8D 82 F2 DF FF FF lea eax,[edx-200Eh]
0040E3A6: 33 C8 xor ecx,eax
0040E3A8: 8D 82 00 E0 FF FF lea eax,[edx-2000h]
0040E3AE: 33 C8 xor ecx,eax
0040E3B0: 8D 82 00 EF FF FF lea eax,[edx-1100h]
0040E3B6: 33 C8 xor ecx,eax
0040E3B8: B8 C8 00 00 00 mov eax,0C8h
0040E3BD: 33 D1 xor edx,ecx
0040E3BF: B9 64 00 00 00 mov ecx,64h
0040E3C4: 0F 4C C1 cmovl eax,ecx
0040E3C7: 50 push eax
0040E3C8: 68 90 E0 49 00 push 49E090h
0040E3CD: E8 71 75 FF FF call @ILT+18750(_printf)
0040E3D2: 33 C0 xor eax,eax
0040E3D4: 83 C4 0C add esp,0Ch
0040E3D7: C3 ret
*/
Raw
5.cpp
#include<cstdio>
#include<iostream>
#include<Intrin.h>
__declspec(align(32))
int TableBase[]{ 0, 4352, 8192, 8206, 8208, 8224, 8242, 8248 };
__m256i table = *(__m256i*)TableBase;
inline int check(int code){
int cnt;
__asm {
vpbroadcastd ymm1, code
vpcmpgtd ymm1, ymm1, table
vpmovmskb eax, ymm1
vpslld ymm1, ymm1, 31
popcnt eax, eax
lea eax, [eax + eax * 4]
mov cnt, ax
}
std::cout << cnt << std::endl;
return cnt ? 100 : 200;
}
int main()
{
int code, w = 200;
std::cin >> code;
/*
auto codes = _mm256_set_epi32(code, code, code, code, code, code, code, code);
auto cmp = _mm256_cmpgt_epi32(table, codes);
auto bits = _mm256_movemask_epi8(cmp);
auto cnt = __popcnt(bits) >> 2;
w = cnt & 1 ? 100 : 200;
*/
w = check(code);
printf("%d\n", w);
return 0;
}
/*
_main:
0040E390: 51 push ecx
0040E391: 8D 04 24 lea eax,[esp]
0040E394: B9 60 92 4B 00 mov ecx,offset ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
0040E399: 50 push eax
0040E39A: E8 6C 71 FF FF call @ILT+17670(??5?$basic_istream@DU?$char_traits@D@std@@@std@@QAEAAV01@AAH@Z)
0040E39F: C4 E2 7D 58 04 24 vpbroadcastd ymm0,dword ptr [esp]
0040E3A5: C5 FD 66 05 60 90 vpcmpgtd ymm0,ymm0,ymmword ptr [?table@@3T__m256i@@A]
4B 00
0040E3AD: C5 FD D7 C0 vpmovmskb eax,ymm0
0040E3B1: F3 0F B8 C0 popcnt eax,eax
0040E3B5: A8 04 test al,4
0040E3B7: B9 64 00 00 00 mov ecx,64h
0040E3BC: B8 C8 00 00 00 mov eax,0C8h
0040E3C1: 0F 45 C1 cmovne eax,ecx
0040E3C4: 50 push eax
0040E3C5: 68 A0 E1 49 00 push 49E1A0h
0040E3CA: C5 F8 77 vzeroupper
0040E3CD: E8 71 75 FF FF call @ILT+18750(_printf)
0040E3D2: 33 C0 xor eax,eax
0040E3D4: 83 C4 0C add esp,0Ch
0040E3D7: C3 ret
*/
Raw
m.bat
cl /Ox /Z7 /arch:AVX2 1.cpp
cl /Ox /Z7 /arch:AVX2 2.cpp
cl /Ox /Z7 /arch:AVX2 3.cpp
cl /Ox /Z7 /arch:AVX2 4.cpp
cl /Ox /Z7 /arch:AVX2 5.cpp
dumpbin /disasm 1.exe > 1.asm
dumpbin /disasm 2.exe > 2.asm
dumpbin /disasm 3.exe > 3.asm
dumpbin /disasm 4.exe > 4.asm
dumpbin /disasm 5.exe > 5.asm
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