HDU4530+模拟

 1 /*
 2 
 3 */
 4 #include<stdio.h>
 5 #include<string.h>
 6 #include<stdlib.h>
 7 #include<algorithm>
 8 #include<iostream>
 9 #include<queue>
10 #include<stack>
11 #include<math.h>
12 #include<map>
13 using namespace std;
14 const int maxn = 1005;
15 int main(){
16     int ca,T;
17     T = 1;
18     scanf("%d",&ca);
19     while( ca-- ){
20         int x;
21         scanf("%d",&x);
22         int q;
23         scanf("%d",&q);
24         while( q-- ){
25             int f,t;
26             scanf("%d%d",&f,&t);
27             if( f==1 ){
28                 printf("%.2lf
",1.0*t*(60-x));
29             }
30             else if( f==2 ){
31                 printf("%.2lf
",1.0*t*3600/(1.0*(60-x)));
32             }
33             else{
34                 printf("%.2lf
",1.0*12*3600*60*t/(1.0*x));
35             }
36         }
37     }
38     return 0;
39 }
40                 
41                 
42                 
43                 
44
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