Someone

#include <stdio.h>
#include <stdlib.h>

int main(){
    int x,i,j;
    scanf("%d",&x);
    
    for(i=0;i<=x;i++){
       for(j=0;j<=i-1;j++){
       printf("%d",i);
       }
       printf("\n");
    }
    system("pause");
    
}