diff --git a/town.java b/town.java new file mode 100644 index 0000000..d1136ed --- /dev/null +++ b/town.java @@ -0,0 +1,13 @@ +class Solution { + public int findJudge(int n, int[][] trust) { + int[] indeg=new int[n+1]; + for(int[] t:trust){ + indeg[t[0]]--; + indeg[t[1]]++; + } + for(int i=1;i<=n;i++){ + if(indeg[i]==n-1)return i; + } + return -1; + } +} \ No newline at end of file