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View Compilation Error

0_0_38356452_1738.cpp: In function 'void dfs(int, int)':
0_0_38356452_1738.cpp:13:14: error: expected unqualified-id before '[' token
     for(auto [v, _] : G[u]) {
              ^
0_0_38356452_1738.cpp:13:14: error: expected ';' before '[' token
0_0_38356452_1738.cpp:13:15: error: 'v' was not declared in this scope
     for(auto [v, _] : G[u]) {
               ^
0_0_38356452_1738.cpp:13:18: error: '_' was not declared in this scope
     for(auto [v, _] : G[u]) {
                  ^
0_0_38356452_1738.cpp: In lambda function:
0_0_38356452_1738.cpp:13:21: error: expected '{' before ':' token
     for(auto [v, _] : G[u]) {
                     ^
0_0_38356452_1738.cpp: In function 'void dfs(int, int)':
0_0_38356452_1738.cpp:13:21: error: expected ';' before ':' token
0_0_38356452_1738.cpp:13:21: error: expected primary-expression before ':' token
0_0_38356452_1738.cpp:13:21: error: expected ')' before ':' token
0_0_38356452_1738.cpp:13:21: error: expected primary-expression before ':' token
0_0_38356452_1738.cpp: In function 'void solve()':
0_0_38356452_1738.cpp:53:14: error: expected unqualified-id before '[' token
         auto [_, u] = heap.top();
              ^
0_0_38356452_1738.cpp:56:16: error: 'u' was not declared in this scope
         if(vis[u]) {
                ^
0_0_38356452_1738.cpp:59:13: error: 'u' was not declared in this scope
         vis[u] = true;
             ^
0_0_38356452_1738.cpp:60:18: error: expected unqualified-id before '[' token
         for(auto [v, w] : G[u]) {
                  ^
0_0_38356452_1738.cpp:60:18: error: expected ';' before '[' token
0_0_38356452_1738.cpp:60:19: error: 'v' was not declared in this scope
         for(auto [v, w] : G[u]) {
                   ^
0_0_38356452_1738.cpp:60:22: error: 'w' was not declared in this scope
         for(auto [v, w] : G[u]) {
                      ^
0_0_38356452_1738.cpp: In lambda function:
0_0_38356452_1738.cpp:60:25: error: expected '{' before ':' token
         for(auto [v, w] : G[u]) {
                         ^
0_0_38356452_1738.cpp: In function 'void solve()':
0_0_38356452_1738.cpp:60:25: error: expected ';' before ':' token
0_0_38356452_1738.cpp:60:25: error: expected primary-expression before ':' token
0_0_38356452_1738.cpp:60:25: error: expected ')' before ':' token
0_0_38356452_1738.cpp:60:25: error: expected primary-expression before ':' token


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