1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000100000000000000000
<1001911 bytes omitted>
用户输出
553
系统信息
Exited with return code 0
编号 | 题目 | 状态 | 分数 | 总时间 | 内存 | 代码 / 答案文件 | 提交者 | 提交时间 |
---|---|---|---|---|---|---|---|---|
#49084 | #1253. 开课通知 | Accepted | 100 | 1033 ms | 2560 K | C++ 11 / 1.4 K | Rhodoks | 2021-05-21 11:48:33 |
#include <bits/stdc++.h>
#define DB double
#define LL long long
#define MST(a, b) memset((a), (b), sizeof(a))
#ifdef _DEBUG_
#define MRK() cout << "Mark" << endl;
#define WRT(x) cout << #x << " = " << (x) << endl;
#else
#define MRK() ;
#define WRT(x) ;
#endif
#define MAXN 1010000
#define MAXM 2010000
#define MOD 998244353 // 1000000007
#define INF 0x3f3f3f3f
#define LLINF 0x3f3f3f3f3f3f3f3f
#define EPS 1e-5
#define _ 0
using namespace std;
int n, m;
vector<string> v;
int cnt[MAXN];
void init() {}
void work() {
cin >> n >> m;
v.resize(n);
for (int i = 0; i < n; i++) {
cin >> v[i];
for (int j = 0; j < m; j++) cnt[j] += v[i][j] - '0';
}
int ans = n;
queue<int> q;
for (int i = 0; i < m; i++)
if (cnt[i] == 1)
q.push(i);
while (!q.empty()) {
int pos = q.front();
// WRT(pos)
q.pop();
for (int i = 0; i < n; i++)
if (v[i].size() && v[i][pos] == '1') {
for (int j = 0; j < m; j++) cnt[j] -= v[i][j] - '0';
for (int j = 0; j < m; j++)
if (cnt[j] == 1)
q.push(j);
ans--;
v[i].clear();
}
}
cout << ans << endl;
}
int main() {
#ifdef _DEBUG_
freopen("C:/Users/DELL/Documents/Dev-C++/sample.in", "r", stdin);
#endif
init();
int casenum = 1;
// scanf("%d",&casenum);
for (int testcase = 1; testcase <= casenum; testcase++) {
#ifdef _DEBUG_
printf("Case #%d:\n", testcase);
#endif
work();
}
return ~~(0 ^ _ ^ 0);
}
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000100000000000000000
<1001911 bytes omitted>
用户输出
553
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
390
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
570
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>
用户输出
898
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
959
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>
用户输出
985
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
992
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000001
<1001911 bytes omitted>
用户输出
995
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000100000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
1000
系统信息
Exited with return code 0
1000 1000
00000000000000010000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
998
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9998
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9997
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9999
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
1000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4930
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4922
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4940
系统信息
Exited with return code 0
5000 200
000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4944
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4960
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4967
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4980
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4980
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4987
系统信息
Exited with return code 0