View Compilation Error

0_0_35911991_20916.cpp: In function 'int main()':
0_0_35911991_20916.cpp:9:13: error: 'whlie' was not declared in this scope
    whlie(t--)
             ^
0_0_35911991_20916.cpp:18:11: error: redeclaration of 'double m'
    double m=pow(x1-x2,2);
           ^
0_0_35911991_20916.cpp:8:8: note: 'double m' previously declared here
 double m,n,distance;
        ^
0_0_35911991_20916.cpp:19:11: error: redeclaration of 'double n'
    double n=pow(y1-y2,2);
           ^
0_0_35911991_20916.cpp:8:10: note: 'double n' previously declared here
 double m,n,distance;
          ^
0_0_35911991_20916.cpp:20:11: error: redeclaration of 'double distance'
    double distance=pow(m+n,0.5);
           ^
0_0_35911991_20916.cpp:8:12: note: 'double distance' previously declared here
 double m,n,distance;
            ^