View Compilation Error

0_0_16285557_10883.cpp: In function 'int main()':
0_0_16285557_10883.cpp:7:73: error: expected ')' before ';' token
         printf("%.2lf\n",sqrt((double)((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2)));
                                                                         ^