Eroare de compilare: user.cpp:9:9: error: ‘int y1’ redeclared as different kind of symbol int x1, y1, x2, y2, Lmax; ^ 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 ‘void Query()’: user.cpp:79:37: warning: format ‘%i’ expects argument of type ‘int*’, but argument 3 has type ‘double (*)(double)throw ()’ [-Wformat=] scanf("%i%i%i%i",&x1,&y1,&x2,&y2); ^ user.cpp:80:28: error: invalid operands of types ‘int’ and ‘double(double)throw ()’ to binary ‘operator-’ Lmax = min((x2-x1),(y2-y1)); ^ user.cpp:84:12: warning: pointer to a function used in arithmetic [-Wpointer-arith] y1 += i; ^ user.cpp:84:12: error: assignment of function ‘double y1(double)’ user.cpp:84:12: error: cannot convert ‘double (*)(double)throw ()’ to ‘double(double)throw ()’ in assignment user.cpp:87:17: error: invalid operands of types ‘int’ and ‘double(double)throw ()’ to binary ‘operator-’ z2 = y2-y1+1; ^ user.cpp:89:41: error: invalid types ‘int [251][double(double)throw ()]’ for array subscript maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:69: error: invalid types ‘int [251][double(double)throw ()]’ for array subscript maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:93: warning: pointer to a function used in arithmetic [-Wpointer-arith] maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:101: warning: pointer to a function used in arithmetic [-Wpointer-arith] maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:102: error: invalid types ‘int [251][double (*)(double)throw ()]’ for array subscript maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:131: warning: pointer to a function used in arithmetic [-Wpointer-arith] maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:139: warning: pointer to a function used in arithmetic [-Wpointer-arith] maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^ user.cpp:89:140: error: invalid types ‘int [251][double (*)(double)throw ()]’ for array subscript maxim = max(max(D[o1][o2][x1][y1],D[o1][o2][x1+z1-pw[o1]][y1]),max(D[o1][o2][x1][y1+z2-pw[o2]],D[o1][o2][x1+z1-pw[o1]][y1+z2-pw[o2]])); ^