Eroare de compilare: user.cpp:9:12: error: ‘int y1’ redeclared as different kind of symbol int n,m,x1,y1,x2,y2,l; ^ 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:18:52: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘double (*)(double)throw ()’ [-Wformat=] scanf("%d %d %d %d %d %d",&n,&m,&x1,&y1,&x2,&y2); ^ user.cpp:19:14: error: invalid types ‘int [1010][2][double(double)throw ()]’ for array subscript dp[x1][y1][0]=1; l=1; bool ok; ^ user.cpp:16:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rege.in","r",stdin); ^ user.cpp:17:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rege.out","w",stdout); ^ user.cpp:18:53: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d %d %d",&n,&m,&x1,&y1,&x2,&y2); ^