0_0_31210920_14865.cpp: In function 'void tarjan(int, int)':
0_0_31210920_14865.cpp:28:20: error: 'y' was not declared in this scope
tarjan(y,i);
^
0_0_31210920_14865.cpp:34:37: error: 'y' was not declared in this scope
low[x] = min(low[x],dfn[y]);
^
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