View Compilation Error

0_0_38489236_16588.cpp: In function 'bool check(double)':
0_0_38489236_16588.cpp:11:2: error: expected ';' before 'double'
  double y1 = y+vy*time1, z1 = z+vz*time1;
  ^
0_0_38489236_16588.cpp:12:27: error: 'y1' was not declared in this scope
  double pan1 = sqrt(x1*x1+y1*y1), pan2 = (h-z1)*(r/h);
                           ^
0_0_38489236_16588.cpp:13:20: error: 'pan2' was not declared in this scope
  double tem = pan1-pan2;
                    ^