medhruv7

//dhruv
#include<bits/stdc++.h>
using namespace std;
 
// #define int long long
#define ll long long
#define ffor(i,n) for(int i = 0;i < (n); ++i)
#define fro(i,j,n) for(int i = (j);i < (n); ++i)
#define all(v) v.begin(),v.end()
#define vi vector<int>

medhruv7

//dhruv
#include<bits/stdc++.h>
using namespace std;
 
// #define int long long
#define ll long long
#define ffor(i,n) for(int i = 0;i < (n); ++i)
#define fro(i,j,n) for(int i = (j);i < (n); ++i)
#define all(v) v.begin(),v.end()
#define vi vector<ll>

medhruv7

//dhruv
#include<bits/stdc++.h>
using namespace std;
 
// #define int long long
#define ll long long
#define ffor(i,n) for(int i = 0;i < (n); ++i)
#define fro(i,j,n) for(int i = (j);i < (n); ++i)
#define all(v) v.begin(),v.end()
#define vi vector<int>

medhruv7

//dhruv
#include<bits/stdc++.h>
using namespace std;
 
#define int long long
#define ll long long
#define ffor(i,n) for(int i = 0;i < (n); ++i)
#define fro(i,j,n) for(int i = (j);i < (n); ++i)
#define all(v) v.begin(),v.end()
#define vi vector<int>

medhruv7

import React from 'react';


class TodoList extends React.Component {
  constructor(props) {
    super(props);
    this.addTodo = this.addTodo.bind(this);
    this.handleNewTaskInput = this.handleNewTaskInput.bind(this);
    this.handleNewTaskSubmit = this.handleNewTaskSubmit.bind(this);
    this.state = {

medhruv7

int N, M;
int bit[MAXN][MAXN];
int sum(int x, int y) {
    int ret = 0;
    for (int i = x; i >= 0; i = (i & (i + 1)) - 1)
        for (int j = y; j >= 0; j = (j & (j + 1)) - 1)
            ret += bit[i][j];
    return ret;
}
void add(int x, int y, int delta) {