C

nested loop in c

#include<stdio.h>
void main(){
    int N,i,j;
    printf("enter 'N':
");
    scanf("%d",&N);
    printf("
");
    for(i=1;i<=N;i++){
        for(j=1;j<=i;j++){
            printf("*   ");
        }
        printf("
");
    }
    printf("
");
}

nested loop example in c

#include <stdio.h>  
 int main()   
 {  
     int n, i;  
     for(n = 1; n <= 20; n = n + 1) {  
         for(i = 1; i <= 10; i = i + 1) {  
             printf("%d X %d = %d
", n, i, n*i);  
         }      
     }  
     return 0;  
 }