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#37221 #559. BFSDEMO - Minh họa thuật toan BFS (cơ bản) Compile Error 0 0 ms 0 K C++ / 765 B Nguyễn Bùi Vương Tiễn 2021-05-21 3:54:13

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/sandbox/1/a.cpp: In function 'int main()':
/sandbox/1/a.cpp:8:22: error: '>>' should be '> >' within a nested template argument list
     vector<vector<int>> a(n+1);
                      ^~
                      > >
/sandbox/1/a.cpp:20:19: error: 'k' does not name a type
          for(auto k: a[u]){
                   ^
/sandbox/1/a.cpp:27:11: error: expected ';' before '}' token
          }
           ^
           ;
     }
     ~      
/sandbox/1/a.cpp:28:5: error: expected primary-expression before '}' token
     }
     ^
/sandbox/1/a.cpp:27:11: error: expected ';' before '}' token
          }
           ^
           ;
     }
     ~      
/sandbox/1/a.cpp:28:5: error: expected primary-expression before '}' token
     }
     ^
/sandbox/1/a.cpp:27:11: error: expected ')' before '}' token
          }
           ^
           )
     }
     ~      
/sandbox/1/a.cpp:20:13: note: to match this '('
          for(auto k: a[u]){
             ^
/sandbox/1/a.cpp:28:5: error: expected primary-expression before '}' token
     }
     ^
/sandbox/1/a.cpp:30:14: error: 'k' does not name a type
     for(auto k: out) cout << k << "\n";
              ^
/sandbox/1/a.cpp:30:40: error: expected ';' before '}' token
     for(auto k: out) cout << k << "\n";
                                        ^
                                        ;
 }
 ~                                       
/sandbox/1/a.cpp:31:1: error: expected primary-expression before '}' token
 }
 ^
/sandbox/1/a.cpp:30:40: error: expected ';' before '}' token
     for(auto k: out) cout << k << "\n";
                                        ^
                                        ;
 }
 ~                                       
/sandbox/1/a.cpp:31:1: error: expected primary-expression before '}' token
 }
 ^
/sandbox/1/a.cpp:30:40: error: expected ')' before '}' token
     for(auto k: out) cout << k << "\n";
        ~                               ^
                                        )
 }
 ~                                       
/sandbox/1/a.cpp:31:1: error: expected primary-expression before '}' token
 }
 ^