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View Compilation Error

0_0_35929866_694\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_35929866_694\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
        ^
0_0_35929866_694\Main.java:2: 错误: 非法字符: '#'
#include<cmath>
^
0_0_35929866_694\Main.java:4: 错误: 非法字符: '#'
#define ll long long
^
0_0_35929866_694\Main.java:4: 错误: 需要class, interface或enum
#define ll long long
        ^
0_0_35929866_694\Main.java:7: 错误: 需要class, interface或enum
    cin>>t;
    ^
0_0_35929866_694\Main.java:8: 错误: 需要class, interface或enum
    int kase=0;
    ^
0_0_35929866_694\Main.java:9: 错误: 需要class, interface或enum
    while(t--){
    ^
0_0_35929866_694\Main.java:11: 错误: 需要class, interface或enum
        cin>>m>>n>>k;
        ^
0_0_35929866_694\Main.java:12: 错误: 需要class, interface或enum
        double anss=0;
        ^
0_0_35929866_694\Main.java:13: 错误: 需要class, interface或enum
        double ans=0;
        ^
0_0_35929866_694\Main.java:14: 错误: 需要class, interface或enum
        for(int i=1;i<=n;i++){
        ^
0_0_35929866_694\Main.java:14: 错误: 需要class, interface或enum
        for(int i=1;i<=n;i++){
                    ^
0_0_35929866_694\Main.java:14: 错误: 需要class, interface或enum
        for(int i=1;i<=n;i++){
                         ^
0_0_35929866_694\Main.java:15: 错误: 需要class, interface或enum
            for(int j=1;j<=m;j++){
                        ^
0_0_35929866_694\Main.java:15: 错误: 需要class, interface或enum
            for(int j=1;j<=m;j++){
                             ^
0_0_35929866_694\Main.java:17: 错误: 需要class, interface或enum
               ans+=m*(i-1)*m*(i-1);//左边
               ^
0_0_35929866_694\Main.java:18: 错误: 需要class, interface或enum
               ans+=m*(n-i)*m*(n-i);
               ^
0_0_35929866_694\Main.java:19: 错误: 需要class, interface或enum
               ans+=n*(m-j)*n*(m-j);
               ^
0_0_35929866_694\Main.java:20: 错误: 需要class, interface或enum
               ans+=n*(j-1)*n*(j-1);
               ^
0_0_35929866_694\Main.java:21: 错误: 需要class, interface或enum
               ans-=(i-1)*(j-1)*(i-1)*(j-1)+(m-j)*(i-1)*(m-j)*(i-1)+(n-i)*(j-1)*(n-i)*(j-1)+(n-i)*(m-j)*(n-i)*(m-j);
               ^
0_0_35929866_694\Main.java:22: 错误: 需要class, interface或enum
               anss+=1-pow(ans*1.0/(m*n*m*n),k);
               ^
0_0_35929866_694\Main.java:23: 错误: 需要class, interface或enum
            }
            ^
0_0_35929866_694\Main.java:26: 错误: 需要class, interface或enum
    }
    ^
24 个错误


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