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a letter and a number

2012年07月30日 语言入门 暂无评论 阅读 55 次

a letter and a number

时间限制:3000 ms  |  内存限制:65535 KB
难度:1
描述
we define f(A) = 1, f(a) = -1, f(B) = 2, f(b) = -2, ... f(Z) = 26, f(z) = -26;
Give you a letter x and a number y , you should output the result of y+f(x).
输入
On the first line, contains a number T(0<T<=10000).then T lines follow, each line is a case.each case contains a letter x and a number y(0<=y<1000).
输出
for each case, you should the result of y+f(x) on a line
样例输入
6
R 1
P 2
G 3
r 1
p 2
g 3
样例输出
19
18
10
-17
-14
-4

[cpp]
#include "iostream"
using namespace std;
int main()
{
char tc;
int temp,ti;
cin>>temp;
while(temp--)
{
cin>>tc>>ti;
if(tc>='a'&&tc<='z') cout<<-(tc-96)+ti<='A'&&tc<='Z') cout<

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