#include<bits/stdc++.h>
using namespace std;
long long a[1000],b[1000];
long long dp[1000] = {0};
long long boat(int n){
dp[1] = 1;
a[n + 1] = 1000000000;
for(int i = 2;i <= n + 1;i++){
for(int j = i - 1;j >= 1;j--){
if(a[j] < a[i]) dp[i] += dp[j];
}
dp[i] += 1;
dp[i] %= 1000000007;
}
return dp[n + 1] - 1;
}
int main(){
int n;
cin >> n;
for(int i = 1;i <= n;i++){
cin >> a[i] >> b[i];
}
long long k = boat(n);
cout << k;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
204 KB |
Output is correct |
| 2 |
Correct |
2 ms |
204 KB |
Output is correct |
| 3 |
Correct |
2 ms |
304 KB |
Output is correct |
| 4 |
Correct |
2 ms |
204 KB |
Output is correct |
| 5 |
Correct |
2 ms |
312 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
2 ms |
204 KB |
Output is correct |
| 17 |
Correct |
2 ms |
204 KB |
Output is correct |
| 18 |
Correct |
2 ms |
204 KB |
Output is correct |
| 19 |
Correct |
2 ms |
204 KB |
Output is correct |
| 20 |
Correct |
2 ms |
204 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
204 KB |
Output is correct |
| 2 |
Correct |
2 ms |
204 KB |
Output is correct |
| 3 |
Correct |
2 ms |
304 KB |
Output is correct |
| 4 |
Correct |
2 ms |
204 KB |
Output is correct |
| 5 |
Correct |
2 ms |
312 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
2 ms |
204 KB |
Output is correct |
| 17 |
Correct |
2 ms |
204 KB |
Output is correct |
| 18 |
Correct |
2 ms |
204 KB |
Output is correct |
| 19 |
Correct |
2 ms |
204 KB |
Output is correct |
| 20 |
Correct |
2 ms |
204 KB |
Output is correct |
| 21 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
| 22 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
204 KB |
Output is correct |
| 2 |
Correct |
2 ms |
204 KB |
Output is correct |
| 3 |
Correct |
2 ms |
304 KB |
Output is correct |
| 4 |
Correct |
2 ms |
204 KB |
Output is correct |
| 5 |
Correct |
2 ms |
312 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
1 ms |
204 KB |
Output is correct |
| 16 |
Correct |
2 ms |
204 KB |
Output is correct |
| 17 |
Correct |
2 ms |
204 KB |
Output is correct |
| 18 |
Correct |
2 ms |
204 KB |
Output is correct |
| 19 |
Correct |
2 ms |
204 KB |
Output is correct |
| 20 |
Correct |
2 ms |
204 KB |
Output is correct |
| 21 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
| 22 |
Halted |
0 ms |
0 KB |
- |
