oj.uz

Submission #57440

# Submission time Handle Problem Language Result Execution time Memory
57440 2018-07-15T03:29:20 Z duma3803 None (KOI17_line) C++14
0 / 100
 1000 ms 580 KB 
#include <bits/stdc++.h>
using namespace std;
int n,m,arr[10],x[40],y[40],t,j,cnt;
int main()
{
    int i;
    scanf("%d%d",&n,&m);
    for(i=0;i<m;i++)
    {
        for(i=0;i<n;i++)
        scanf("%d%d",&x[i],&y[i]);
    }

    for(i=0;i<n;i++) arr[i] = i+1;
    do
    {
        bool good = true;
        for(i=0;i<m;i++)
        {
            if(arr[x[i]-1]<arr[y[i]-1]) good = false;
        }
        cnt=0;
        for(i=0;i<n;i++)
        {
            for(j=i+1;j<n;j++)
            {
                if(arr[i]>arr[j]) cnt++;
            }
        }
        if(cnt!=m) good = false;
        if(good)
        {
            for(i=0;i<n;i++)
            {
                printf("%d ",arr[i]);
            }
            printf("\n");
            return 0;
        }
    }while(next_permutation(arr,arr+n));
    printf("-1\n");
    return 0;
}

Compilation message

line.cpp: In function 'int main()':
line.cpp:7:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~
line.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&x[i],&y[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 288 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 2 ms 580 KB Output is correct
6 Execution timed out 1078 ms 580 KB Time limit exceeded
7 Halted 0 ms 0 KB -

Subtask #2
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 288 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 2 ms 580 KB Output is correct
6 Execution timed out 1078 ms 580 KB Time limit exceeded
7 Halted 0 ms 0 KB -

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 288 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 2 ms 580 KB Output is correct
6 Execution timed out 1078 ms 580 KB Time limit exceeded
7 Halted 0 ms 0 KB -

Subtask #4
0 / 42.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 288 KB Output is correct
2 Correct 3 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 2 ms 580 KB Output is correct
6 Execution timed out 1078 ms 580 KB Time limit exceeded
7 Halted 0 ms 0 KB -