Compilare: main.cpp: In function 'int main()': main.cpp:32:10: warning: unused variable 'j' [-Wunused-variable] int i, j, z, a, b, c; ^ main.cpp:32:13: warning: unused variable 'z' [-Wunused-variable] int i, j, z, a, b, c; ^ main.cpp:32:16: warning: unused variable 'a' [-Wunused-variable] int i, j, z, a, b, c; ^ main.cpp:32:19: warning: unused variable 'b' [-Wunused-variable] int i, j, z, a, b, c; ^ main.cpp:32:22: warning: unused variable 'c' [-Wunused-variable] int i, j, z, a, b, c; ^