Question

How to create a countdown seconds timer in C

Answer 1

#include <stdio.h>
#include <unistd.h>

void countdown(int seconds) {
    printf("Total time: %d seconds\n", seconds);
    while (seconds > 0) {
        sleep(1);
        --seconds;
        printf("Time remaining: %d seconds\n", seconds);
    }
}

int main() {
    int sec = 5;

    countdown(sec);
}


 
/*
run:
   
Total time: 5 seconds
Time remaining: 4 seconds
Time remaining: 3 seconds
Time remaining: 2 seconds
Time remaining: 1 seconds
Time remaining: 0 seconds
  
*/

 

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