Compilare: user.cpp: In function ‘int sub1(int, int)’: user.cpp:6:9: warning: unused variable ‘h’ [-Wunused-variable] int h=x; ^ user.cpp: In function ‘int main()’: user.cpp:21:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<strlen(s); i++) ^ user.cpp:17:18: warning: unused variable ‘j’ [-Wunused-variable] int A,B,in=0,j,ind=0,x1=0,x2,sum=0,i,rez,k=0,nr=0; ^ user.cpp:17:42: warning: unused variable ‘rez’ [-Wunused-variable] int A,B,in=0,j,ind=0,x1=0,x2,sum=0,i,rez,k=0,nr=0; ^ user.cpp:17:46: warning: unused variable ‘k’ [-Wunused-variable] int A,B,in=0,j,ind=0,x1=0,x2,sum=0,i,rez,k=0,nr=0; ^ user.cpp:17:50: warning: unused variable ‘nr’ [-Wunused-variable] int A,B,in=0,j,ind=0,x1=0,x2,sum=0,i,rez,k=0,nr=0; ^