View Compilation Error

0_0_39888589_16742.cpp: In function 'void dfs(int, int)':
0_0_39888589_16742.cpp:6:9: error: 'minn' was not declared in this scope
    6 |         minn=min(minn,cost);
      |         ^~~~
0_0_39888589_16742.cpp:8:11: error: 'minn' was not declared in this scope
    8 | }if(cost>=minn){
      |           ^~~~