Compilare: user.cpp: In function ‘int main()’: user.cpp:15:9: warning: unused variable ‘i’ [-Wunused-variable] int i, j; ^ user.cpp:15:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp: In function ‘int Solve(int, int, int)’: user.cpp:31:9: warning: unused variable ‘nn’ [-Wunused-variable] int nn, kk, ww; ^ user.cpp:31:13: warning: unused variable ‘kk’ [-Wunused-variable] int nn, kk, ww; ^ user.cpp:31:17: warning: unused variable ‘ww’ [-Wunused-variable] int nn, kk, ww; ^ user.cpp:38:1: warning: control reaches end of non-void function [-Wreturn-type] } ^