UVA579 ClockHands

思路：角度问题，时针和分针的角度，不能大于180度

#include<stdio.h>#include<math.h>int main(){int h, m;char c;double n;while (scanf("%d%c%d", &h, &c, &m) != EOF){n = 0;if (h == 0 && m == 0)break;n = fabs(h * 30.0 - 6.0 * m + 0.5 * m);if (n > 180)n = 360 - n;printf("%.3f\n", n);}return 0;}