oj.uz

답안 #732115

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
732115 2023-04-28T13:08:43 Z Trunkty Plus Minus (BOI17_plusminus) C++14
100 / 100
 192 ms 24296 KB 
#include <bits/extc++.h>
using namespace std;
typedef long long ll;
#define int ll

int n,m,k,ans,mod=1e9+7;
map<int,vector<int>> row,col;

int dopow(int x, int y){
    if(y==0){
        return 1;
    }
    int z = dopow(x,y/2);
    if(y%2){
        return (((z*z)%mod)*x)%mod;
    }
    else{
        return (z*z)%mod;
    }
}

signed main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
    cin >> n >> m >> k;
    for(int i=1;i<=k;i++){
        char a;
        int b,c;
        cin >> a >> b >> c;
        if(a=='-'){
            row[b].push_back(c+1);
            col[c].push_back(b+1);
        }
        else{
            row[b].push_back(c);
            col[c].push_back(b);
        }
    }
    bool isrow=true,iscol=true;
    for(auto it=row.begin();it!=row.end();it++){
        int p = (it->second)[0];
        for(int i:(it->second)){
            if(i%2!=p%2){
                isrow = false;
            }
        }
    }
    for(auto it=col.begin();it!=col.end();it++){
        int p = (it->second)[0];
        for(int i:(it->second)){
            if(i%2!=p%2){
                iscol = false;
            }
        }
    }
    if(isrow and iscol){
        ans = dopow(2,n-row.size());
        ans += dopow(2,m-col.size());
        ans--;
        ans %= mod;
    }
    else if(isrow){
        ans = dopow(2,n-row.size());
    }
    else if(iscol){
        ans = dopow(2,m-col.size());
    }
    if(k==0){
        ans--;
    }
    cout << ans << "\n";
	return 0;
}

Subtask #1
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 316 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 320 KB Output is correct
8 Correct 1 ms 316 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct

Subtask #2
42.0 / 42.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 316 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 320 KB Output is correct
8 Correct 1 ms 316 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 37 ms 3664 KB Output is correct
17 Correct 38 ms 3788 KB Output is correct
18 Correct 33 ms 3780 KB Output is correct
19 Correct 37 ms 3728 KB Output is correct
20 Correct 39 ms 3672 KB Output is correct

Subtask #3
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 316 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 320 KB Output is correct
8 Correct 1 ms 316 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 316 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 37 ms 3664 KB Output is correct
17 Correct 38 ms 3788 KB Output is correct
18 Correct 33 ms 3780 KB Output is correct
19 Correct 37 ms 3728 KB Output is correct
20 Correct 39 ms 3672 KB Output is correct
21 Correct 138 ms 15060 KB Output is correct
22 Correct 1 ms 324 KB Output is correct
23 Correct 175 ms 15048 KB Output is correct
24 Correct 172 ms 15048 KB Output is correct
25 Correct 150 ms 15032 KB Output is correct
26 Correct 159 ms 20296 KB Output is correct
27 Correct 151 ms 20300 KB Output is correct
28 Correct 149 ms 20384 KB Output is correct
29 Correct 150 ms 20340 KB Output is correct
30 Correct 192 ms 24296 KB Output is correct