运行 ID: 55959

Main.cc:18:5: error: expected unqualified-id before ‘for’
     for(int i = 1; i <= n; i++){
     ^~~
Main.cc:18:20: error: ‘i’ does not name a type
     for(int i = 1; i <= n; i++){
                    ^
Main.cc:18:28: error: ‘i’ does not name a type
     for(int i = 1; i <= n; i++){
                            ^
Main.cc:21:5: error: expected unqualified-id before ‘return’
     return 0;
     ^~~~~~
Main.cc:22:1: error: expected declaration before ‘}’ token
 }
 ^