0_0_30175516_23172\Main.java:1: 错误: 非法字符: '#'
#include<iostream>
^
0_0_30175516_23172\Main.java:1: 错误: 需要class, interface或enum
#include<iostream>
^
0_0_30175516_23172\Main.java:4: 错误: 需要class, interface或enum
int main()
^
0_0_30175516_23172\Main.java:7: 错误: 需要class, interface或enum
while (cin >> n >> m)
^
0_0_30175516_23172\Main.java:9: 错误: 需要class, interface或enum
for (int i = 2; i <= n * 2;)
^
0_0_30175516_23172\Main.java:9: 错误: 需要class, interface或enum
for (int i = 2; i <= n * 2;)
^
0_0_30175516_23172\Main.java:12: 错误: 需要class, interface或enum
for (int j = 1; j <= m; j++)
^
0_0_30175516_23172\Main.java:12: 错误: 需要class, interface或enum
for (int j = 1; j <= m; j++)
^
0_0_30175516_23172\Main.java:12: 错误: 需要class, interface或enum
for (int j = 1; j <= m; j++)
^
0_0_30175516_23172\Main.java:15: 错误: 需要class, interface或enum
if (i == n*2)
^
0_0_30175516_23172\Main.java:18: 错误: 需要class, interface或enum
break;
^
0_0_30175516_23172\Main.java:19: 错误: 需要class, interface或enum
}
^
0_0_30175516_23172\Main.java:23: 错误: 需要class, interface或enum
break;
^
0_0_30175516_23172\Main.java:24: 错误: 需要class, interface或enum
}
^
0_0_30175516_23172\Main.java:26: 错误: 需要class, interface或enum
}
^
0_0_30175516_23172\Main.java:28: 错误: 需要class, interface或enum
}
^
16 个错误
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