View Compilation Error

0_0_33143219_7543.cpp: In function 'int main()':
0_0_33143219_7543.cpp:92:22: error: 'mn' was not declared in this scope
                 if(i<mn&&fastpow(x,i,ao)==0)mn=min(mn,i);
                      ^
0_0_33143219_7543.cpp:93:22: error: 'mn' was not declared in this scope
                 if(j<mn&&fastpow(x,j,ao)==0)mn=min(mn,j);
                      ^
0_0_33143219_7543.cpp:95:19: error: 'mn' was not declared in this scope
             cout<<mn<<endl;
                   ^