Compilare: main.cpp: In function 'int cb3(int, int, int)': main.cpp:69:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(v[mid]<nr) ^~ main.cpp:71:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return mid; ^~~~~~ main.cpp: In function 'int cb2(int, int, int)': main.cpp:34:9: warning: 'mid' may be used uninitialized in this function [-Wmaybe-uninitialized] int mid; ^~~ main.cpp: In function 'int cb3(int, int, int)': main.cpp:55:5: warning: 'mid' may be used uninitialized in this function [-Wmaybe-uninitialized] int mid; ^~~