Submission #464520

#	Time	Username	Problem	Language	Result	Execution time	Memory
464520		kilikuma	T-Covering (eJOI19_covering)	C++14	0 / 100	25 ms	588 KiB

covering

#include <bits/stdc++.h> 
using namespace std;
int maxi=0; 
int m, n; 
bool dans(int lig, int col) {
  if (lig<0||col<0||lig>=m||col>=n) return false; 
  else return true; 
}
int main() {
  scanf("%d%d", &m,&n); 
  int grille[m+5][n+5]; 
  for (int lig=0;lig<m;lig++) {
    for (int col=0;col<n;col++) {
      cin >> grille[lig][col]; 
    }
  }
  int k; cin >> k ;
  for (int i=0;i<k;i++) {
    int x, y; cin >> x >> y; 
    int maxiCur = -1; 
    // premier cas
    if(x-1>=0&&y+1<m&&y-1>=0){
    maxiCur=max(maxiCur,grille[x-1][y]+grille[x][y+1]+grille[x][y-1]);
}
if(x-1>=0&&y-1>=0&&x+1<n){
    maxiCur=max(maxiCur,grille[x-1][y]+grille[x+1][y]+grille[x][y-1]);
}
if(x-1>=0&&x+1<n&&y+1<m){
    maxiCur=max(maxiCur,grille[x-1][y]+grille[x+1][y]+grille[x][y+1]);
}
if(y+1<m&&y-1>=0&&x+1<n){
    maxiCur=max(maxiCur,grille[x][y+1]+grille[x][y-1]+grille[x+1][y]);
}
if(maxiCur==-1){
    cout<<"No"<<endl;
    return 0;
}
    // 2 
 
    // 3
 
    // 4
    maxi += grille[x][y]; 
    maxi += maxiCur; 
  }
  printf("%ld\n", maxi); 
}

Compilation message (stderr)

covering.cpp: In function 'int main()':
covering.cpp:46:13: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'int' [-Wformat=]
   46 |   printf("%ld\n", maxi);
      |           ~~^     ~~~~
      |             |     |
      |             |     int
      |             long int
      |           %d
covering.cpp:10:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |   scanf("%d%d", &m,&n);
      |   ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 30