Count even digits in a number Dry Run in C

Count even digits in a number is an interactive C dry run visualizer from the For programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Count even digits in a number Program Code

#include <stdio.h>
int main() {
    int num, evenCount = 0, temp;
    printf("Enter a number: ");
    scanf("%d", &num);
    
    for(temp = num; temp != 0; temp /= 10) {
        if((temp % 10) % 2 == 0) {
            evenCount++;
        }
    }
    
    printf("Even digits count = %d\n", evenCount);
    return 0;
}

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