/in/foo.cc: In function 'void dfs(int)':
/in/foo.cc:46:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
while(pai[l] >= 1) ++l; --l;
^~~~~
/in/foo.cc:46:28: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
while(pai[l] >= 1) ++l; --l;
^~
/in/foo.cc:62:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
while (pai[l] >= 2) ++l; --l;
^~~~~
/in/foo.cc:62:29: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
while (pai[l] >= 2) ++l; --l;
^~
/in/foo.cc:94:4: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
while (pai[l] >= 3) ++l; --l;
^~~~~
/in/foo.cc:94:29: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
while (pai[l] >= 3) ++l; --l;
^~
/in/foo.cc:133:6: warning: unused variable 'te' [-Wunused-variable]
int te(0), ta(0);
^~