While loops

#include<stdio.h>
int n = 0;
while (n < 10) {
    n++;

    /* check that n is odd */
    if (n % 2 == 1) {
        /* go back to the start of the while block */
        continue;
    }

    /* we reach this code only if n is even */
    printf("The number %d is even.\n", n);
}