Eroare de compilare: user.cpp:8:73: error: ‘int y1’ redeclared as different kind of symbol int q,n,m,p,i,j,a[201],b[201],l[401][401],ca[201],cb[201],nra,nrb,nr,x1,y1,x2,y2,x12,y12,x22,y22; ^ In file included from /usr/include/features.h:357:0, from /usr/include/stdio.h:28, from user.cpp:1: /usr/include/i386-linux-gnu/bits/mathcalls.h:243:1: error: previous declaration of ‘double y1(double)’ __MATHCALL (y1,, (_Mdouble_)); ^ user.cpp: In function ‘int main()’: user.cpp:50:44: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘double (*)(double)throw ()’ [-Wformat=] fscanf(f,"%d%d%d%d",&x1,&y1,&x2,&y2); ^ user.cpp:51:52: error: invalid conversion from ‘double (*)(double)throw ()’ to ‘int’ [-fpermissive] x12=2*caut(x1,ca,nra); y12=2*caut(y1,cb,nrb); ^ user.cpp:20:5: error: initializing argument 1 of ‘int caut(int, int*, int)’ [-fpermissive] int caut(int x, int v[],int dim) { ^ user.cpp:33:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d",&n,&m,&p); ^ user.cpp:36:57: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d%d",&a[i],&b[i],&a[i+1],&b[i+1]); ^ user.cpp:47:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d",&n,&m,&p); ^ user.cpp:50:45: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d%d",&x1,&y1,&x2,&y2); ^