View Compilation Error

0_0_18698347_19109.cpp: In function 'int main()':
0_0_18698347_19109.cpp:6:55: error: expected ')' before ';' token
 printf("%.2lf\n",sqrt((y2-y1)*(y2-y1)+(x2-x1)*(x2-x1));
                                                       ^