Question

How to check if total even digits in an integer are even with C

Answer 1

#include <stdio.h>
#include <stdbool.h>
 
bool TotalEvenAreEven(int n) {
    int even = 0;

    while (n > 0) {
        int reminder = n % 10;
        
        if (reminder % 2 == 0)
            even++;
        n = n / 10;
    }
     
    if (even % 2 == 0)
        return true;
    else
        return false;
}
  
int main()
{
    int n = 19078342;
     
    if (TotalEvenAreEven(n))
        puts("yes");
    else
        puts("no");
     
    return 0;
}
 
 
 
 
/*
run:
 
yes
 
*/

 

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