oj.uz

Submission #56360

# Submission time Handle Problem Language Result Execution time Memory
56360 2018-07-11T07:12:13 Z leejseo 배열 탈출 (GA8_array) C++
49 / 100
 700 ms 66560 KB 
#include <stdio.h>
#include <algorithm>
using namespace std;
int A[2222][2222], D[2222][2222], N;

inline bool valid(int i, int j) {
	return 0<=i && i<N && 0<=j && j<N;
}

void input(){
	scanf("%d", &N);
	for (int i=0; i<N; i++){
		for (int j=0; j<N; j++){
			scanf("%d", &A[i][j]);
		}
	}
}

void DP(){
	D[0][0] = 0;
	for (int i=0; i<N; i++){
		for (int j=0; j<N; j++){
			if (i == 0 && j == 0) continue;
			D[i][j] = (int)1e9;
			if (valid(i-1, j)) D[i][j] = min(D[i][j], D[i-1][j] + max(0, A[i][j] - A[i-1][j] + 1));
			if (valid(i, j-1)) D[i][j] = min(D[i][j], D[i][j-1] + max(0, A[i][j] - A[i][j-1] + 1));
		}
	}
}

int main(void){
	input();
	DP();
	printf("%d\n", D[N-1][N-1]);
}

Compilation message

array.cpp: In function 'void input()':
array.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
array.cpp:14:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &A[i][j]);
    ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 360 KB Output is correct
3 Correct 3 ms 496 KB Output is correct
4 Correct 2 ms 496 KB Output is correct
5 Correct 3 ms 496 KB Output is correct
6 Correct 3 ms 532 KB Output is correct
7 Correct 2 ms 532 KB Output is correct
8 Correct 2 ms 744 KB Output is correct
9 Correct 2 ms 744 KB Output is correct
10 Correct 2 ms 744 KB Output is correct
11 Correct 2 ms 744 KB Output is correct
12 Correct 2 ms 744 KB Output is correct
13 Correct 2 ms 744 KB Output is correct
14 Correct 2 ms 744 KB Output is correct
15 Correct 2 ms 744 KB Output is correct
16 Correct 2 ms 744 KB Output is correct
17 Correct 2 ms 744 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 744 KB Output is correct
2 Correct 2 ms 744 KB Output is correct
3 Correct 3 ms 744 KB Output is correct
4 Correct 2 ms 744 KB Output is correct
5 Correct 2 ms 744 KB Output is correct
6 Correct 2 ms 744 KB Output is correct
7 Correct 4 ms 744 KB Output is correct
8 Correct 3 ms 744 KB Output is correct
9 Correct 2 ms 744 KB Output is correct
10 Correct 3 ms 744 KB Output is correct
11 Correct 2 ms 748 KB Output is correct
12 Correct 3 ms 748 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 756 KB Output is correct
15 Correct 3 ms 760 KB Output is correct
16 Correct 2 ms 812 KB Output is correct
17 Correct 2 ms 812 KB Output is correct
18 Correct 2 ms 812 KB Output is correct
19 Correct 2 ms 812 KB Output is correct

Subtask #3
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 2956 KB Output is correct
2 Correct 11 ms 2956 KB Output is correct
3 Correct 12 ms 2956 KB Output is correct
4 Correct 11 ms 2956 KB Output is correct
5 Correct 17 ms 2956 KB Output is correct
6 Correct 10 ms 2956 KB Output is correct
7 Correct 11 ms 2956 KB Output is correct
8 Correct 13 ms 2956 KB Output is correct
9 Correct 10 ms 2956 KB Output is correct
10 Correct 11 ms 2956 KB Output is correct
11 Correct 9 ms 2956 KB Output is correct
12 Correct 13 ms 3008 KB Output is correct
13 Correct 10 ms 3012 KB Output is correct
14 Correct 9 ms 3012 KB Output is correct
15 Correct 11 ms 3012 KB Output is correct
16 Correct 13 ms 3012 KB Output is correct
17 Correct 9 ms 3012 KB Output is correct

Subtask #4
0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 616 ms 39544 KB Output is correct
2 Correct 593 ms 39544 KB Output is correct
3 Correct 626 ms 39544 KB Output is correct
4 Correct 700 ms 56516 KB Output is correct
5 Correct 581 ms 56516 KB Output is correct
6 Runtime error 652 ms 66560 KB Memory limit exceeded 66560 {'time-wall': '0.744', 'max-rss': '37664', 'csw-forced': '160', 'cg-mem': '66560', 'time': '0.652', 'csw-voluntary': '6'} 65536
7 Halted 0 ms 0 KB -