Eroare de compilare: user.cpp:20:12: error: ‘int y1 [200005]’ redeclared as different kind of symbol int y1[NMAX]; ^ In file included from /usr/include/features.h:357:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/os_defines.h:39, from /usr/include/i386-linux-gnu/c++/4.8/bits/c++config.h:420, from /usr/include/c++/4.8/cstdio:41, 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:66:18: warning: pointer to a function used in arithmetic [-Wpointer-arith] y1[nr]=a[i].y; ^ user.cpp:66:19: error: assignment of read-only location ‘*(y1 + ((sizetype)nr))’ y1[nr]=a[i].y; ^ user.cpp:66:19: error: cannot convert ‘int’ to ‘double(double)throw ()’ in assignment user.cpp:74:36: warning: pointer to a function used in arithmetic [-Wpointer-arith] printf("%d %d\n",x1[i],y1[i]); ^ user.cpp:74:37: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘double (*)(double)throw ()’ [-Wformat=] printf("%d %d\n",x1[i],y1[i]); ^ user.cpp:42:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("apm.in","r",stdin); ^ user.cpp:43:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("apm.out","w",stdout); ^ user.cpp:45:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ user.cpp:53:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n1,&n2,&n3); ^