Question

Rpeat the input number

Answer 1

do

{

printf("enter value");

scanf("%d",&num);    //num is variable 

printf("press <Y> for continue entering);

ch=getch();    //ch is a character type variable

}

while(ch==Y)

Answer 2

#include <stdio.h>

int main(){
int i,j,k;
printf("enter number:");
scanf("%i",&k);

for(i=1;i<=i;i=i+1){
    for(j=1;j<=j;j=j+1){
        printf("%i",k);
    }
    printf("\n");
}

}