百练POJ 2964 日历问题

设置的数组是程序变得简单了许多。

题目地址：http://poj.grids.cn/problem/2964/

 

解题报告：

#include <iostream> #include <math.h> #include <string.h> using namespace std; int IsBissextile(int year); char week[7][10] = {"Saturday", "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday"}; int year[2] = {365, 366}; int month[2][13] = {​{0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},{0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}}; int main() { int days, dayofweek; int i = 0, j =0; while(scanf("%d", &days) && days != -1) { dayofweek = days % 7; for(i = 2000; days >= year[IsBissextile(i)]; i++) days -= year[IsBissextile(i)]; for(j = 1; days >= month[IsBissextile(i)][j]; j++) days -= month[IsBissextile(i)][j]; printf("%d-%02d-%02d %s/n", i, j, days + 1, week[dayofweek]); } return 0; } int IsBissextile(int year) { if( year % 4 != 0 || (year % 100 == 0 && year % 400 != 0)) return 0; else return 1; }

 

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