C program to print the following pattern: 1 01 101 0101

C program to print the following pattern:

1

01

101

0101

Solution:

#include <stdio.h> #include <stdlib.h> int main(void) { int n; int b=0,i,j,c; scanf("%d",&n); for(i=1;i<=n;i++) { c=!(b); for(j=1;j<=i;j++) { printf("%d",c); c=!(c); } b=!(b); printf("\n"); } return 0; }