Compilare: user.cpp: In function ‘void Solve(int, int, int)’: user.cpp:11:28: warning: unused variable ‘inita’ [-Wunused-variable] { int n=0,i,x,y,x0,y0,c,d,inita=a,initb=b; ^ user.cpp:11:36: warning: unused variable ‘initb’ [-Wunused-variable] { int n=0,i,x,y,x0,y0,c,d,inita=a,initb=b; ^ user.cpp: In function ‘int main()’: user.cpp:32:11: warning: unused variable ‘c’ [-Wunused-variable] { int a,b,c,res,t; ^