本文主要是介绍POJ 1663 解题报告,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
简单题。但代码可以写得简洁如:http://poj.org/showmessage?message_id=346379
也可以写得像我这样繁琐。
thestoryofsnow | 1663 | Accepted | 164K | 16MS | C++ | 883B |
/*
ID: thestor1
LANG: C++
TASK: poj1663
*/
#include <iostream>
#include <fstream>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <limits>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <algorithm>
#include <cassert>using namespace std;int main()
{int T; scanf("%d", &T);int x, y;bool isAbove, isLower;for (int t = 0; t < T; ++t){scanf("%d%d", &x, &y);isAbove = (y == x);isLower = (y == x - 2);if ((!isAbove && !isLower) || x < 0 || y < 0){printf("No Number\n");continue;}if (isAbove){if (x % 2 == 0){printf("%d\n", x * 2);}else{printf("%d\n", x * 2 - 1);}}else{if (x % 2 == 0){printf("%d\n", x * 2 - 2);}else{printf("%d\n", x * 2 - 3); }}}return 0;
}
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