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답안 #508706

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
508706 2022-01-13T15:15:09 Z David_M Sajam (COCI18_sajam) C++17
0 / 90
 18 ms 716 KB 
#include <bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
#define pii pair<int, int>
#define FF first.first
#define FS first.second
#define pb push_back
using namespace std;
const ll N=1000006, INF=1e18, P=998244353;

int q=1, n, m, x, y, c, l, r, k, a[N], f[N], ansl, ansr, ans, o, u, Ans;
string s;
bitset<1000> b[1000];
int xorr(bitset<1000> x, bitset<1000> y){return min((int)(x^y).count(), (int)(n-(x^y).count()));}
int solve(int i){
    int ans=0;
    for (int j=0; j<n; j++)ans+=xorr(b[i],b[j]);
}
main(){ios_base::sync_with_stdio(false), cin.tie(0);

	cin>>n>>k;
    Ans=INF;
    for (int i=0; i<n; i++){
        cin>>s;
        int j=0;
        for(auto c:s)b[i][j++]=(c=='x');
    }
    for (int i=0; i<n; i++)Ans=min(solve(i), Ans);
    if(k==n){
        for (int i=0; i<n; i++){
            b[0][i].flip();
            Ans=min(solve(0)+1, Ans);
            b[0][i].flip();
        }
    }

	puts((Ans<=k) ? "DA":"NE");

}
/*
3 2
xxo
xox
oxx
*/

Compilation message

sajam.cpp: In function 'int solve(int)':
sajam.cpp:20:1: warning: no return statement in function returning non-void [-Wreturn-type]
   20 | }
      | ^
sajam.cpp: At global scope:
sajam.cpp:21:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   21 | main(){ios_base::sync_with_stdio(false), cin.tie(0);
      | ^~~~
sajam.cpp: In function 'int main()':
sajam.cpp:24:9: warning: overflow in conversion from 'long long int' to 'int' changes value from '1000000000000000000' to '-1486618624' [-Woverflow]
   24 |     Ans=INF;
      |         ^~~

Subtask #1
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 13 ms 420 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 12 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 12 ms 692 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 13 ms 696 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 13 ms 588 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 18 ms 716 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -