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View Compilation Error

0_0_37793297_8643.cpp: In function 'll dijkstra(int, int)':
0_0_37793297_8643.cpp:45:14: error: expected unqualified-id before '[' token
         auto [d, u] = q.top();
              ^
0_0_37793297_8643.cpp:47:17: error: 'u' was not declared in this scope
         if (dis[u] != d)
                 ^
0_0_37793297_8643.cpp:47:23: error: 'd' was not declared in this scope
         if (dis[u] != d)
                       ^
0_0_37793297_8643.cpp:49:26: error: 'u' was not declared in this scope
         for (auto e : to[u]) {
                          ^


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