Compilare: main.cpp: In function 'void citire()': main.cpp:8:9: warning: unused variable 'e' [-Wunused-variable] int e, r, di, i, j; ^ main.cpp:8:12: warning: unused variable 'r' [-Wunused-variable] int e, r, di, i, j; ^ main.cpp:8:15: warning: unused variable 'di' [-Wunused-variable] int e, r, di, i, j; ^~ main.cpp:8:19: warning: unused variable 'i' [-Wunused-variable] int e, r, di, i, j; ^ main.cpp:8:22: warning: unused variable 'j' [-Wunused-variable] int e, r, di, i, j; ^