Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:19:5: error: expected ‘}’ before ‘else’ else ^ user.cpp: At global scope: user.cpp:23:5: error: ‘z’ does not name a type z=(double)(a+b)/2; ^ user.cpp:24:5: error: ‘z2’ does not name a type z2=(double)(b-a)/2; ^ user.cpp:25:5: error: ‘z3’ does not name a type z3=z; ^ user.cpp:26:5: error: ‘t’ does not name a type t=z; ^ user.cpp:27:5: error: ‘z’ does not name a type z=ceil(z); ^ user.cpp:28:5: error: ‘z3’ does not name a type z3=floor(t); ^ user.cpp:29:5: error: ‘x’ does not name a type x=z; ^ user.cpp:30:5: error: expected unqualified-id before ‘while’ while(x!=0){ ^ user.cpp:34:5: error: ‘x’ does not name a type x=z3; ^ user.cpp:35:5: error: expected unqualified-id before ‘while’ while(x!=0){ ^ user.cpp:39:5: error: expected unqualified-id before ‘if’ if(s%2==0 && s2%2==0 && s!=s2){ ^ user.cpp:42:9: error: expected unqualified-id before ‘else’ else ^ user.cpp:44:5: error: expected unqualified-id before ‘return’ return 0; ^ user.cpp:45:1: error: expected declaration before ‘}’ token } ^