hdu 2055 An easy problem (水题)
2014-09-22 12:17
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An easy problem
Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 13944 Accepted Submission(s): 9410
Problem Description
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).
Input
On the first line, contains a number T.then T lines follow, each line is a case.each case contains a letter and a number.
Output
for each case, you should the result of y+f(x) on a line.
Sample Input
6 R 1 P 2 G 3 r 1 p 2 g 3
Sample Output
19 18 10 -17 -14 -4
#include<iostream> #include<cstdio> #include<ctype.h> using namespace std; int main() { int t; char x; int y; cin>>t; while(t--) { cin>>x>>y; if(isupper(x)) { y=y+x-64; } else { y=y-(x-96); } cout<<y<<endl; } return 0; }
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