Please run this code and tell me why got this result!!!

Question

#include<stdio.h>
int main()
{
int a = 0;
while(a < 20) {//run until a < 20
printf("Do you want to continue?[Y/N]?");
char b;
scanf("%c",&b);
if(b == 'Y') {
printf("Yes\n");
} else {
a += 20; //if b != 'Y' break the loop
}
a++;
}
return 0;
}

Answer 1

What Output u expecting through this program..?

Answer 2

I expect to enter 'Y' until the end of loop but it stop when I enter the first 'Y'.

Answer 3

I have a try with your code here see https://code.sololearn.com/cB6u4XfV5A2Q/?ref=app