View Compilation Error

0_0_36378922_24450.cpp:7:11: error: redefinition of 'int m'
 int a,b,c,m,n;
           ^
0_0_36378922_24450.cpp:5:7: note: 'int m' previously declared here
 int n,m;
       ^
0_0_36378922_24450.cpp:7:13: error: redefinition of 'int n'
 int a,b,c,m,n;
             ^
0_0_36378922_24450.cpp:5:5: note: 'int n' previously declared here
 int n,m;
     ^