#include <bits/stdc++.h>
#define FR(i, N) for (int i = 0; i < int(N); i++)
#define all(x) begin(x), end(x)
using namespace std;
using ll = long long;
int conv(int i) {
if (i%2 == 0) {
return (i-2);
}
else {
return i-1;
}
}
int brute(int N, int M) {
int mx = 0;
for (int b = 0; b < (1<<(N*M)); b++) {
int cnt = 0;
for (int k = 0; k < N; k++) {
int R = 0, B = 0;
for (int j = 0; j < M; j++) {
if (b&(1<<(k*M + j))) {
R++;
}
else {
B++;
}
}
if (R > B) {
cnt++;
}
}
for (int k = 0; k < M; k++) {
int R = 0, B = 0;
for (int j = 0; j < N; j++) {
if (b&(1<<(j*M + k))) {
R++;
}
else {
B++;
}
}
if (R < B) {
cnt++;
}
}
// if (cnt > mx) {
// cout << cnt << ": " << bitset<16>(b) << '\n';
// }
mx = max(mx, cnt);
}
return mx;
}
int main() {
cin.tie(0);
cin.sync_with_stdio(0);
int T;
cin >> T;
while (T-->0) {
int N, M;
cin >> N >> M;
cout << "Ans: " << brute(N, M) << '\n';
char board[N][M];
if (max(N, M) + (min(N, M)-1)/2 >= conv(N)+conv(M)) {
for (int i = 0; i < N; i++) {
for (int j = 0; j < M; j++) {
board[i][j] = (N >= M ? '+' : '-');
}
}
if (N >= M) {
for (int i = 0; i < N; i++) {
for (int j = 0; j < (M-1)/2; j++) {
board[i][j]='-';
}
}
}
else {
for (int i = 0; i < (N-1)/2; i++) {
for (int j = 0; j < M; j++) {
board[i][j] = '+';
}
}
}
}
else {
for (int i = conv(N); i < N; i++) {
for (int j = 0; j < M; j++) {
board[i][j] = '-';
}
}
for (int j = conv(M); j < M; j++) {
for (int i = 0; i < N; i++) {
board[i][j] = '+';
}
}
for (int i = 0; i < conv(N); i++) {
for (int j = 0; j < conv(M); j++) {
board[i][j] = ((i + j)%2 ? '+' : '-');
}
}
}
cout << max(max(N, M) + (min(N, M)-1)/2, conv(N) + conv(M)) << '\n';
for (int i = 0; i < N; i++) {
for (int j = 0; j < M; j++) {
cout << board[i][j];
}
cout << '\n';
}
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Expected integer, but "Ans:" found |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
2085 ms |
364 KB |
Time limit exceeded |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Expected integer, but "Ans:" found |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
2076 ms |
364 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
2079 ms |
388 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
364 KB |
Expected integer, but "Ans:" found |
2 |
Halted |
0 ms |
0 KB |
- |