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View Compilation Error

0_0_17679740_13574\Main.java:1: 错误: 非法字符: '#'
#include <iostream>
^
0_0_17679740_13574\Main.java:1: 错误: 需要class, interface或enum
#include <iostream>
         ^
0_0_17679740_13574\Main.java:2: 错误: 非法字符: '#'
#include <stdio.h>
^
0_0_17679740_13574\Main.java:3: 错误: 非法字符: '#'
#include <algorithm>
^
0_0_17679740_13574\Main.java:4: 错误: 非法字符: '#'
#include <string.h>
^
0_0_17679740_13574\Main.java:5: 错误: 非法字符: '#'
#define M 100010
^
0_0_17679740_13574\Main.java:9: 错误: 需要class, interface或enum
long long w[M];
^
0_0_17679740_13574\Main.java:11: 错误: 需要class, interface或enum
int main()
^
0_0_17679740_13574\Main.java:14: 错误: 需要class, interface或enum
    long long n;
    ^
0_0_17679740_13574\Main.java:15: 错误: 需要class, interface或enum
    long long total, powTotal;
    ^
0_0_17679740_13574\Main.java:16: 错误: 需要class, interface或enum
    scanf("%d", &ca);
    ^
0_0_17679740_13574\Main.java:17: 错误: 需要class, interface或enum
    while(ca--)
    ^
0_0_17679740_13574\Main.java:20: 错误: 需要class, interface或enum
        total = powTotal = 0;
        ^
0_0_17679740_13574\Main.java:21: 错误: 需要class, interface或enum
        for(long long i = 0 ; i < n; i++)
        ^
0_0_17679740_13574\Main.java:21: 错误: 需要class, interface或enum
        for(long long i = 0 ; i < n; i++)
                              ^
0_0_17679740_13574\Main.java:21: 错误: 需要class, interface或enum
        for(long long i = 0 ; i < n; i++)
                                     ^
0_0_17679740_13574\Main.java:24: 错误: 需要class, interface或enum
            total += w[i];
            ^
0_0_17679740_13574\Main.java:25: 错误: 需要class, interface或enum
            powTotal += w[i] * w[i];
            ^
0_0_17679740_13574\Main.java:26: 错误: 需要class, interface或enum
        }
        ^
0_0_17679740_13574\Main.java:28: 错误: 需要class, interface或enum
        long long gcd = __gcd(fenzi, n);
        ^
0_0_17679740_13574\Main.java:29: 错误: 需要class, interface或enum
        printf("%lld/%lld\n", fenzi/gcd, n/gcd);
        ^
0_0_17679740_13574\Main.java:30: 错误: 需要class, interface或enum
    }
    ^
0_0_17679740_13574\Main.java:32: 错误: 需要class, interface或enum
}
^
23 个错误


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