Compilare: user.cpp: In function ‘float cmp(pct, pct)’: user.cpp:15:11: warning: unused variable ‘d1’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp:15:14: warning: unused variable ‘d2’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp:15:17: warning: unused variable ‘ipo1’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp:15:22: warning: unused variable ‘ipo2’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp:15:27: warning: unused variable ‘f1’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp:15:30: warning: unused variable ‘f2’ [-Wunused-variable] float d1,d2,ipo1,ipo2,f1,f2; ^ user.cpp: In function ‘int main()’: user.cpp:24:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,K=1,ine=1,cnt,maxu=0,pr,u; ^ user.cpp:26:26: warning: unused variable ‘ipo2’ [-Wunused-variable] float sinu,cosu,ipo1,ipo2,f1,f2; ^