0_0_24976304_27150\Main.java:1: 错误: 非法字符: '#'
#include <bits/stdc++.h>
^
0_0_24976304_27150\Main.java:1: 错误: 需要class, interface或enum
#include <bits/stdc++.h>
^
0_0_24976304_27150\Main.java:4: 错误: 需要class, interface或enum
typedef long long ll;
^
0_0_24976304_27150\Main.java:5: 错误: 需要class, interface或enum
const int maxn = 100005;
^
0_0_24976304_27150\Main.java:6: 错误: 需要class, interface或enum
double a[50];
^
0_0_24976304_27150\Main.java:7: 错误: 需要class, interface或enum
double sum(double aa,double b,double c)
^
0_0_24976304_27150\Main.java:10: 错误: 需要class, interface或enum
double ret = sqrt(p*(p-aa)*(p-b)*(p-c));
^
0_0_24976304_27150\Main.java:11: 错误: 需要class, interface或enum
return ret;
^
0_0_24976304_27150\Main.java:12: 错误: 需要class, interface或enum
}
^
0_0_24976304_27150\Main.java:17: 错误: 需要class, interface或enum
while(cin>>t)
^
0_0_24976304_27150\Main.java:19: 错误: 需要class, interface或enum
for(int i=0;i<t;i++)scanf("%lf",&a[i]);
^
0_0_24976304_27150\Main.java:19: 错误: 需要class, interface或enum
for(int i=0;i<t;i++)scanf("%lf",&a[i]);
^
0_0_24976304_27150\Main.java:20: 错误: 需要class, interface或enum
sort(a,a+t);
^
0_0_24976304_27150\Main.java:21: 错误: 需要class, interface或enum
double ans = 0;
^
0_0_24976304_27150\Main.java:23: 错误: 需要class, interface或enum
for(int i=t-1;i>=0&&i-2>=0;i--)
^
0_0_24976304_27150\Main.java:23: 错误: 需要class, interface或enum
for(int i=t-1;i>=0&&i-2>=0;i--)
^
0_0_24976304_27150\Main.java:23: 错误: 需要class, interface或enum
for(int i=t-1;i>=0&&i-2>=0;i--)
^
0_0_24976304_27150\Main.java:29: 错误: 需要class, interface或enum
i-=2;
^
0_0_24976304_27150\Main.java:30: 错误: 需要class, interface或enum
}
^
0_0_24976304_27150\Main.java:36: 错误: 需要class, interface或enum
}
^
0_0_24976304_27150\Main.java:39: 错误: 需要class, interface或enum
}
^
21 个错误
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