Compilare: main.cpp: In function 'void citire()': main.cpp:42:7: warning: unused variable 'i' [-Wunused-variable] 42 | { int i,x,y,c; | ^ main.cpp:42:9: warning: unused variable 'x' [-Wunused-variable] 42 | { int i,x,y,c; | ^ main.cpp:42:11: warning: unused variable 'y' [-Wunused-variable] 42 | { int i,x,y,c; | ^ main.cpp:42:13: warning: unused variable 'c' [-Wunused-variable] 42 | { int i,x,y,c; | ^