Eroare de compilare: user.cpp:5:20: error: ‘long long int y1’ redeclared as different kind of symbol long long x1,x2,x3,y1,y2,y3,X1,X2,X3,Y1,Y2,Y3; ^ 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:36:7: error: assignment of function ‘double y1(double)’ y1=arie(1,A); ^ user.cpp:36:7: error: cannot convert ‘long long int’ to ‘double(double)throw ()’ in assignment user.cpp:45:33: error: invalid operands of types ‘long long int’ and ‘double(double)throw ()’ to binary ‘operator-’ printf("%lld %lld",x1+x2+x3-y1-y2,X1+X2+X3-Y1-Y2); ^ user.cpp:25:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("reuniune.in","r",stdin); ^ user.cpp:26:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("reuniune.out","w",stdout); ^ user.cpp:29:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&a[i][j]); ^