#include<bits/stdc++.h>
#pragma optimize ("g",on)
#pragma GCC optimize ("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")
#pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")
#pragma comment(linker, "/stack:200000000")
//01001101 01100001 01101011 01101000 01100001 01100111 01100001 01111001
using namespace std;
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ll long long
#define pb push_back
#define sz(a) a.size()
#define nl '\n'
#define popb pop_back()
#define ld double
#define ull unsigned long long
#define ff first
#define ss second
#define fix fixed << setprecision
#define pii pair<int, int>
#define E exit (0)
#define int long long
const int inf = 1e9, N = 1e6 + 1, mod = 998244353;
vector<pii> dir = {{1, 0}, {0, 1}, {-1, 0}, {0, -1}};
main() {
//freopen("cowrect.in", "r", stdin);
//freopen("cowrect.out", "w", stdout);
ios_base::sync_with_stdio(NULL);
cin.tie(NULL);
int n, m;
cin >> n >> m;
char c[n + 1][m + 1];
for (int i = 1; i <= n; i++) {
for (int j = 1; j <= m; j++) {
cin >> c[i][j];
}
}
if (n == 1) {
int cnt = 0, mn = n * m;
for (int i = 1; i <= m; i++) {
if (c[1][i] == '1') cnt++;
else {
if (cnt)
mn = min(mn, cnt);
cnt = 0;
}
}
if (cnt) mn = min(mn, cnt);
cout << mn << nl;
}else {
int cnt = 0, mn = n * m;
for (int i = 1; i <= n; i++) {
if (c[i][1] == '1') cnt++;
else {
if (cnt)
mn = min(mn, cnt);
cnt = 0;
}
}
if (cnt) mn = min(mn, cnt);
cout << mn << nl;
}else cout << n * m;
}
Compilation message
bomb.cpp:3: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
3 | #pragma optimize ("g",on)
|
bomb.cpp:9: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
9 | #pragma comment(linker, "/stack:200000000")
|
bomb.cpp:35:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
35 | main() {
| ^~~~
bomb.cpp: In function 'int main()':
bomb.cpp:72:3: error: 'else' without a previous 'if'
72 | }else cout << n * m;
| ^~~~
