oj.uz

Submission #16457

# Submission time Handle Problem Language Result Execution time Memory
16457 2015-08-25T09:31:40 Z jun6873 허수아비 (JOI14_scarecrows) C++
15 / 100
 4000 ms 2528 KB 
#include <stdio.h>
#include <algorithm>
using namespace std;

typedef struct vertex { int x,y; } vertex;
int xcomp (vertex a,vertex b) { return (a.x<b.x)?1:0; }
int ycomp (vertex a,vertex b) { return (a.y<b.y)?1:0; }

int main(void)
{
    vertex strawman[200001];
    int snum, res=0;
    scanf ("%d", &snum);
    for (int i=0; i<snum; i++) scanf("%d%d", &strawman[i].x, &strawman[i].y);

    sort (strawman, strawman+snum, xcomp);
    for (int i=0; i<snum; i++) strawman[i].x=i;
    sort (strawman, strawman+snum, ycomp);
    for (int i=0; i<snum; i++) strawman[i].y=i;

    int temp;
    for (int i=0;i<snum;i++) {
        temp=2147483647;
        for (int j=i+1;j<snum;j++) if (strawman[j].x<=temp && strawman[j].x>strawman[i].x) {
            temp=strawman[j].x;
            res++;
        }
    }

    printf("%d",res);
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2528 KB Output is correct
2 Correct 0 ms 2528 KB Output is correct
3 Correct 1 ms 2524 KB Output is correct
4 Correct 0 ms 2524 KB Output is correct
5 Correct 0 ms 2524 KB Output is correct
6 Correct 0 ms 2520 KB Output is correct
7 Correct 0 ms 2524 KB Output is correct
8 Correct 1 ms 2524 KB Output is correct
9 Correct 0 ms 2520 KB Output is correct
10 Correct 0 ms 2524 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 2524 KB Output is correct
2 Correct 57 ms 2528 KB Output is correct
3 Correct 50 ms 2524 KB Output is correct
4 Correct 15 ms 2524 KB Output is correct
5 Correct 53 ms 2524 KB Output is correct
6 Correct 56 ms 2524 KB Output is correct
7 Correct 54 ms 2528 KB Output is correct
8 Correct 20 ms 2524 KB Output is correct
9 Correct 57 ms 2528 KB Output is correct
10 Correct 56 ms 2524 KB Output is correct
11 Correct 58 ms 2520 KB Output is correct
12 Correct 36 ms 2524 KB Output is correct

Subtask #3
0.0 / 85.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4000 ms 2520 KB Program timed out
2 Halted 0 ms 0 KB -