Compilare: main.cpp: In function 'int verif(int)': main.cpp:42:9: warning: unused variable 'st' [-Wunused-variable] int st = 1; ^~ main.cpp: In function 'af cautare_binara()': main.cpp:74:11: warning: statement has no effect [-Wunused-value] for(lg; lg; lg>>=1){ ^ main.cpp:80:17: warning: 't' may be used uninitialized in this function [-Wmaybe-uninitialized] return {t, i}; ^