1 /*
2 作者:1348066599@qq.com
3 题目:p1206 保留两位小数
4 */
5
6 #include <stdio.h>
7 #include <algorithm>
8 #include <iostream>
9 #include <string.h>
10 #include <string>
11 #include <math.h>
12 #include <stdlib.h>
13 #include <queue>
14 #include <stack>
15 #include <set>
16 #include <map>
17 #include <list>
18 #include <iomanip>
19 #include <vector>
20 #pragma comment(linker, "/STACK:1024000000,1024000000")
21 #pragma warning(disable:4786)
22
23 using namespace std;
24
25 const int INF = 0x3f3f3f3f;
26 const int MAX = 10000 + 10;
27 const double eps = 1e-8;
28 const double PI = acos(-1.0);
29
30 int main()
31 {
32 double a;
33 while(~scanf("%lf", &a))
34 {
35 printf("%.2lf\n",a);
36 }
37 return 0;
38 }