Eroare de compilare: user.cpp:18:8: error: ‘int y1’ redeclared as different kind of symbol int x1,y1,x2,y2,D,n,m,linie,lx,ly,dract,Ly,arie,nr,N; ^ In file included from /usr/include/features.h:346:0, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/os_defines.h:39, from /usr/local/include/c++/4.8.0/i686-pc-linux-gnu/bits/c++config.h:420, from /usr/local/include/c++/4.8.0/cstdio:41, from user.cpp:1: /usr/include/bits/mathcalls.h:242:1: error: previous declaration of ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘int main()’: user.cpp:29:34: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘double (*)(double)throw ()’ [-Wformat=] scanf("%d%d%d",&x1,&y1,&D); ^ user.cpp:30:17: warning: pointer to a function used in arithmetic [-Wpointer-arith] x2=x1+D;y2=y1+D; ^ user.cpp:30:16: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘int’ [-fpermissive] x2=x1+D;y2=y1+D; ^ user.cpp:32:22: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘int’ [-fpermissive] b[N+1]=EVENT(y1,0,i); ^ user.cpp:10:5: error: initializing argument 1 of ‘EVENT::EVENT(int, int, int)’ [-fpermissive] EVENT(int Val,int Tip,int Nr) {val=Val;tip=Tip;nr=Nr;} ^