Compilare: main.cpp: In function 'void add(int)': main.cpp:63:25: warning: unused variable 'mlc' [-Wunused-variable] int y=t[x],z=poz[x],mlc=0; ^~~ main.cpp: In function 'int val(int)': main.cpp:83:15: warning: unused variable 'y' [-Wunused-variable] int sum=0,y=t[x]; ^ main.cpp: In function 'int main()': main.cpp:174:13: warning: variable 'mlc' set but not used [-Wunused-but-set-variable] int mlc=0; ^~~