Biorhythms 需要数学推导
#include <stdio.h>#include <stdlib.h>double pi = 3.1415926535898;int main(int argc, char *argv[]){int p, e, i, d;int k1, k2, k3;int days;int cnt = 1;while (true){scanf("%d %d %d %d", &p, &e, &i, &d);if (p==-1 && e==-1 && i==-1 && d==-1)break;p = p % 23;e = e % 28;i = i % 33;k1 = k2 = k3 = 0; days = (5544 * p + 14421 * e + 1288 * i - d) % (21252); if (days <= 0) { days = 23 * 28 * 33 + days; } printf("Case %d: the next triple peak occurs in %d days.\n", cnt++, days);}return 0;}