HDU/2076/main.c
Saturneric 0525ffad24 Add.
2020-09-01 00:48:58 +08:00

21 lines
492 B
C

#include <stdio.h>
#define ABS(x) ((x)>0?(x):(-(x)))
int main(void){
int numbers;
scanf("%d",&numbers);
int i;
for(i = 0; i < numbers; i++){
long hour, minute, second;
double h_a, m_a;
scanf("%ld %ld %ld",&hour, &minute, &second);
if(hour > 12) hour -= 12;
h_a = (hour * 3600 + minute * 60 + second)/43200.0;
m_a = (minute * 60 + second)/3600.0;
double angle = ABS(h_a - m_a) * 360.0;
if(angle > 180.0) angle = 360.0 - angle;
printf("%d\n",(int)angle);
}
return 0;
}