#include <stdio.h>
int recordpercent(short int difference ,int X){
if(difference<0){difference=-difference;}
double percent=(double)(difference*100/X);
printf("percent=%lf %%",percent);
return 0;
}
int main () {
short int difference=-30;
int X=5000;
recordpercent(difference,X);
return 0;
}