Twitter Interview Question for Software Engineers

Country: United States
Interview Type: In-Person

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public int connectedComponents(int n, int[][] edges) {
        int[] uf = new int[n];
        for(int i = 0; i < n; i++) {
            uf[i] = i;

        for(int[] e : edges) {
            int x = e[0];
            int y = e[1];

            while (uf[x] != x){
                x = uf[x];

            while (uf[y] != y){
                y = uf[y];

            if(x != y) {
                uf[x] = y;
        return n;

- aonecoding June 25, 2018 | Flag Reply

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