Compilare: main.cpp: In function 'int main()': main.cpp:43:28: warning: left operand of comma operator has no effect [-Wunused-value] for(int i = pos; i < n, m > 0; ++i) { ~~^~~ main.cpp:57:18: warning: variable 'okk' set but not used [-Wunused-but-set-variable] bool okk = false; ^~~ main.cpp:69:18: warning: variable 'okk' set but not used [-Wunused-but-set-variable] bool okk = false; ^~~ main.cpp:52:14: warning: unused variable 'ok' [-Wunused-variable] bool ok = false; ^~