Submission #161406

#	Time	Username	Problem	Language	Result	Execution time	Memory
161406		georgerapeanu	Untitled (POI11_imp)	C++11	100 / 100	1256 ms	25024 KiB

Main

#include <cstdio>

using namespace std;

const int NMAX = 3000;

int n,m;
bool adj[NMAX + 5][NMAX + 5];
bool del[NMAX + 5];

int main(){

    scanf("%d %d",&n,&m);

    for(int i = 1;i <= m;i++){
        int x,y;
        scanf("%d %d",&x,&y);
        adj[x][y] = true;
        adj[y][x] = true;;
    }

    for(int i = 1;i <= n;i++){
        if(del[i] == true){
            continue;
        }
        for(int j = i + 1;j <= n;j++){
            if(del[j] == true){
                continue;
            }
            if(adj[i][j] == false){
                del[i] = del[j] = true;
                break;
            }
        }
    }

    for(int i = 1,cnt = 0;i <= n && cnt < n / 3;i++){
        if(del[i] == false){
            printf("%d ",i);
            cnt++;
        }
    }

    
    return 0;
}

Compilation message (stderr)

imp.cpp: In function 'int main()':
imp.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~~
imp.cpp:17:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&x,&y);
         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 9 / 9
• Subtask 11: 10 / 10