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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5. int main(){
  6.     int i,j,k;
  7.     int a,b;
  8.     int **mat;
  9.     scanf("%d %d",&a,&b);
  10.  
  11. 	mat=(int**)malloc(sizeof(int*)*a);
  12.     for(k=0;k<a;k++){
  13.         mat[k]=(int*)malloc(sizeof(int)*b);
  14.     }
  15.  
  16.    mat[0][0]=0;
  17.         for(i=0;i<a;i++){
  18.             for(j=0;j<b;j++){
  19.                 mat[i][j]=mat[i][j]+1;
  20. }
  21. }
  22.  
  23.  
  24.     for(i=0;i<a;i++){
  25.         for(j=0;j<b;j++){
  26.             printf("%d ",mat[i][j]);
  27.         }
  28.         printf("\n");
  29.     }
  30.  
  31.     for(k=0;k<b;k++) free(mat[k]);
  32.     free(mat);
  33.  
  34.     return 0;
  35. }
  36.  
Success #stdin #stdout 0.01s 5284KB
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https://ideone.com/9LXtdE
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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