Submission #100304

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
100304	2019-03-10 10:45:08	naoai	Bomb (IZhO17_bomb)	C++14	92 / 100	642 ms	68088 KiB

bomb

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#include <bits/stdc++.h>
using namespace std;
#define fin cin
#define fout cout
//ifstream fin("x.in"); ofstream fout("x.out");
const int nmax = 2500 + 5;
const int inf = 1 << 30;
int n, m;
int v[nmax + 1][nmax + 1];
int u[nmax + 1][nmax + 1];
int w[nmax + 1];
int st[nmax + 1][nmax + 1], dr[nmax + 1][nmax + 1];
string s[nmax + 1];
void check (int h, int w) {
    for (int i = 1; i <= n; ++ i) {
        for (int j = 1; j <= m; ++ j) {
            v[i][j] = v[i - 1][j] + v[i][j - 1] - v[i - 1][j - 1] + (s[i][j - 1] - '0');
        }
    }
    bool ok = 1;
    for (int i = 1; i <= n - h + 1; ++ i) {
        for (int j = 1; j <= m - w + 1; ++ j) {
            int sum = v[i + h - 1][j + w - 1] - v[i - 1][j + w - 1] - v[i + h - 1][j - 1] + v[i - 1][j - 1];
 
 
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Compilation message (stderr)

bomb.cpp: In function 'void check(int, int)':
bomb.cpp:27:10: warning: unused variable 'ok' [-Wunused-variable]
     bool ok = 1;
          ^~

• Subtask 1: 92 / 100