运行 ID: 65679

Main.cc: In function ‘int main()’:
Main.cc:4:18: error: redeclaration of ‘double n’
     double n,x,y,n=0;
                  ^
Main.cc:4:12: note: ‘double n’ previously declared here
     double n,x,y,n=0;
            ^
Main.cc:6:6: error: invalid operands of types ‘double’ and ‘double’ to binary ‘operator%’
     n%x-y=n;
     ~^~