#include <stdio.h>
int main()
{
int lignes, colonnes, i, j;
     colonnes = 10;
    lignes = 25;
    for( i = 0; i < colonnes; i++)
        {
              
        for( j = 0; j < lignes; j++)
          {
            printf("*");   
        }
           printf("\n"); 
        }
    return 0;
}

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