摘要:
include<stdio.h> include<math.h> int main() { double s, a, b, c, area; while (scanf_s("%lf%lf%lf", &a, &b, &c) != EOF) { s = (a + b + c) / 2; area = s 阅读全文
摘要:
include <stdio.h> include<math.h> int main() { double year; int sec; int time; sec = 1000000000; time = 30758400; year = sec / time; year = (int)round 阅读全文