Compilare: main.cpp: In function 'void citire()': main.cpp:55:8: warning: unused variable 'j' [-Wunused-variable] int i,j; ^ main.cpp: In function 'void bf(int)': main.cpp:86:13: warning: unused variable 'c' [-Wunused-variable] int c=Q.front().first; ^ main.cpp:78:9: warning: unused variable 'i' [-Wunused-variable] int i; ^ main.cpp: In function 'int main()': main.cpp:100:9: warning: unused variable 'nr_c' [-Wunused-variable] int nr_c=0; ^~~~