View Compilation Error

0_0_37564009_19356.cpp: In lambda function:
0_0_37564009_19356.cpp:32:23: error: expected unqualified-id before '[' token
             for (auto [next, val]: graph[cur]) {
                       ^
0_0_37564009_19356.cpp:32:23: error: expected ';' before '[' token
0_0_37564009_19356.cpp: In lambda function:
0_0_37564009_19356.cpp:32:34: error: expected '{' before ':' token
             for (auto [next, val]: graph[cur]) {
                                  ^
0_0_37564009_19356.cpp: In lambda function:
0_0_37564009_19356.cpp:32:34: error: could not convert '<lambda closure object>main()::<lambda(int, int)>::<lambda()>{next, val}' from 'main()::<lambda(int, int)>::<lambda()>' to 'bool'
0_0_37564009_19356.cpp:32:34: error: expected ';' before ':' token
0_0_37564009_19356.cpp:32:34: error: expected primary-expression before ':' token
0_0_37564009_19356.cpp:32:34: error: expected ')' before ':' token
0_0_37564009_19356.cpp:32:34: error: expected primary-expression before ':' token