Compilare: user.cpp: In function ‘void Solve()’: user.cpp:67:17: warning: unused variable ‘l’ [-Wunused-variable] int i,j,nrs,l,lg; ^ user.cpp:67:19: warning: unused variable ‘lg’ [-Wunused-variable] int i,j,nrs,l,lg; ^ user.cpp:68:10: warning: unused variable ‘s1’ [-Wunused-variable] char s1[101],s2[101]; ^ user.cpp:68:18: warning: unused variable ‘s2’ [-Wunused-variable] char s1[101],s2[101]; ^ user.cpp: In function ‘int Comparare(int, int)’: user.cpp:53:1: warning: control reaches end of non-void function [-Wreturn-type] } ^