Compilare: main.cpp: In function 'bool ok(int, int)': main.cpp:34:1: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if ( cul [ j ].firstposx <= cul [ i ].lastposx && cul [ j ].firstposx >= cul [ i ].firstposx && cul [ j ].firstposy <= cul [ i ].lastposy && cul [ j ].firstposy >= cul [ i ].firstposy ) ^~ main.cpp:36:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return 1 ; ^~~~~~ main.cpp: In function 'int main()': main.cpp:47:17: warning: unused variable 'ind' [-Wunused-variable] int i , j , ind , k , sw = 1 ; ^~~ main.cpp:47:27: warning: unused variable 'sw' [-Wunused-variable] int i , j , ind , k , sw = 1 ; ^~