oj.uz

Submission #343603

# Submission time Handle Problem Language Result Execution time Memory
343603 2021-01-04T09:19:34 Z Bill_00 Red-blue table (IZhO19_stones) C++14
100 / 100
 40 ms 2284 KB 
#include <bits/stdc++.h>
#define MOD 1000000007
#define INF 100000000000000000
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define pp push
typedef long long ll;
using namespace std;
char ans[1001][1001];
int main(){
	ios_base::sync_with_stdio(NULL);
	cin.tie(NULL);
	cout.tie(NULL);
	int test;
	cin >> test;
	while(test--){
		int n,m;
		cin >> n >> m;
		for(int i=0;i<n;i++){
			for(int j=0;j<m;j++)
				ans[i][j]='+';
		}
		int k=max(n,m)+(min(n,m)-((min(n,m)/2)+1))*max(n,m)/(max(n,m)/2+1);
		cout << k << '\n';
		if(n>m){
			for(int i=m+n-k;i<m;i++){
				for(int j=0;j<=(n/2);j++){
					ans[(j+i*(n/2+1))%n][i]='-';
				}
			}
		}
		else{
			for(int i=0;i<n;i++){
				for(int j=0;j<m;j++){
					ans[i][j]='-';
				}
			}
			for(int i=m+n-k;i<n;i++){
				for(int j=0;j<=(m/2);j++){
					ans[i][(j+i*(m/2+1))%m]='+';
				}
			}
		}
		for(int i=0;i<n;i++){
			for(int j=0;j<m;j++){
				cout << ans[i][j];
			}
			cout << '\n';
		}
	}
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 364 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 1516 KB Output is correct
2 Correct 34 ms 2156 KB Output is correct
3 Correct 37 ms 2156 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 1516 KB Output is correct
2 Correct 30 ms 2028 KB Output is correct
3 Correct 27 ms 1644 KB Output is correct

Subtask #6
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 2 ms 492 KB Output is correct
5 Correct 36 ms 1516 KB Output is correct
6 Correct 34 ms 2156 KB Output is correct
7 Correct 37 ms 2156 KB Output is correct
8 Correct 40 ms 1516 KB Output is correct
9 Correct 30 ms 2028 KB Output is correct
10 Correct 27 ms 1644 KB Output is correct
11 Correct 9 ms 620 KB Output is correct
12 Correct 28 ms 1920 KB Output is correct
13 Correct 30 ms 2028 KB Output is correct
14 Correct 23 ms 1772 KB Output is correct
15 Correct 36 ms 2284 KB Output is correct
16 Correct 27 ms 1900 KB Output is correct
17 Correct 12 ms 1388 KB Output is correct