Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:8:9: error: expected initializer before ‘<’ token {int a,n<2000000000,i; ^ user.cpp:9:8: error: ‘n’ was not declared in this scope in>>a>>n; ^ user.cpp:10:1: error: ‘i’ was not declared in this scope i=pow(a,n-2); ^