0_0_36184609_19869\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_36184609_19869\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
^
0_0_36184609_19869\Main.java:3: 错误: 需要class, interface或enum
int main()
^
0_0_36184609_19869\Main.java:6: 错误: 需要class, interface或enum
double a0,an1,an,sum1=0,sum2=0;//sum1用来求cn的总和，sum2用来求sum1的总和
^
0_0_36184609_19869\Main.java:7: 错误: 需要class, interface或enum
cout.precision(2);//设置两位精度
^
0_0_36184609_19869\Main.java:8: 错误: 需要class, interface或enum
while(cin>>n)
^
0_0_36184609_19869\Main.java:11: 错误: 需要class, interface或enum
for(int i=0;i<n;i++)
^
0_0_36184609_19869\Main.java:11: 错误: 需要class, interface或enum
for(int i=0;i<n;i++)
^
0_0_36184609_19869\Main.java:11: 错误: 需要class, interface或enum
for(int i=0;i<n;i++)
^
0_0_36184609_19869\Main.java:14: 错误: 需要class, interface或enum
sum1+=an;
^
0_0_36184609_19869\Main.java:15: 错误: 需要class, interface或enum
sum2+=sum1;
^
0_0_36184609_19869\Main.java:16: 错误: 需要class, interface或enum
}
^
0_0_36184609_19869\Main.java:18: 错误: 需要class, interface或enum
sum1=sum2=0;//用完记得赋初值
^
0_0_36184609_19869\Main.java:19: 错误: 需要class, interface或enum
}
^
14 个错误
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