View Compilation Error

0_0_38679808_22988.cpp: In function 'void solve()':
0_0_38679808_22988.cpp:36:9: error: 'res' was not declared in this scope
   36 |         res=min(res,sum[(n-i)%m][m-i]);
      |         ^~~
0_0_38679808_22988.cpp:41:21: error: 'res' was not declared in this scope
   41 |             if(l<r) res=min(ans,a[l]+a[r]);
      |                     ^~~
0_0_38679808_22988.cpp:41:29: error: 'ans' was not declared in this scope; did you mean 'abs'?
   41 |             if(l<r) res=min(ans,a[l]+a[r]);
      |                             ^~~
      |                             abs
0_0_38679808_22988.cpp:44:11: error: 'res' was not declared in this scope
   44 |     cout<<res<"\n";
      |           ^~~