Create ageinsecs.c

Ehkso C age_calculator Submission

Author: Ehkso

age_calculator/Ehkso/ageinsecs.c

@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+
+int main(void){
+  double years = 0;
+  double secs = 0; // U have no secs lol
+  double bils=0,mils=0,thous=0;
+
+  printf("How old are you (in years)? \n"); // the tin
+  scanf("%lf", &years);
+  //printf("%lf", years); // Just checking
+  secs = (years * 365.2425) * 86400; // A day has 86400, Gregorian calendar says 365.2425 days/year
+  printf("That's ");
+  if (secs >= 1000000000){
+    bils = floor(secs / 1000000000);
+    printf("%.0lf billion, ", bils);
+    secs -= bils * 1000000000;
+  }
+  if (secs >= 1000000){
+    mils = floor(secs / 1000000);
+    printf("%.0lf million, ", mils);
+    secs -= mils * 1000000;
+  }
+  if (secs >= 1000){
+    thous = floor(secs / 1000);
+    printf("%.0lf thousand, and ", thous);
+    secs -= thous * 1000;
+  }
+  printf("%.0lf second(s). And counting.", secs);
+}