#if DEBUG
using Microsoft.VisualStudio.TestTools.UnitTesting;
#endif
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Contest
{
    class Program
    {
        public static IO.StreamScanner scanner = new IO.StreamScanner(Console.OpenStandardInput());

        static void Main(string[] args)
        {
            var n = scanner.Integer();
            var m = scanner.Integer();
            var bridges = new List<Tuple<int, int>>();
            for (int i = 0; i < m; i++) bridges.Add(new Tuple<int, int>(scanner.Integer(), scanner.Integer()));

            var ans = GetAns(n, m, bridges);
            foreach (var a in ans) IO.Printer.Out.WriteLine(a);

            IO.Printer.Out.Flush();
        }

        public static List<long> GetAns(int n, int m, List<Tuple<int, int>> bridges)
        {
            var ret = new List<long>();
            var cur = 0L;
            for (int i = 1; i < n; i++) cur += i;

            var uf = new UnionFind();
            bridges.Reverse();
            ret.Add(cur);

            foreach (var b in bridges.Take(bridges.Count() - 1))
            {
                var r1 = uf.Root(b.Item1);
                var r2 = uf.Root(b.Item2);

                if (!uf.IsSameGroup(b.Item1, b.Item2))
                {
                    cur -= (uf.Num(b.Item1) * uf.Num(b.Item2));
                    uf.Unite(b.Item1, b.Item2);
                }
                ret.Add(cur);
            }

            ret.Reverse();
            return ret;
        }
    }

    public class UnionFind
    {
        public class Node
        {
            public Node Parent { get; set; }
            public int Rank { get; set; }
            public int Count { get; set; } = 1;  // node count under the same group, valid only at the root node
        }

        private Dictionary<object, Node> _dict = new Dictionary<object, Node>();

        public Node Root(object data)
        {
            if (!_dict.ContainsKey(data))
            {
                var node = new Node();
                _dict.Add(data, node);
                return node;
            }
            else
            {
                var node = _dict[data];
                return Find(node);
            }
        }

        private Node Find(Node node)
        {
            if (node.Parent == null) return node;
            return node.Parent = Find(node.Parent);
        }

        public void Unite(IComparable x, IComparable y)
        {
            var xRoot = Root(x);
            var yRoot = Root(y);
            if (xRoot == yRoot) return;

            if (xRoot.Rank < yRoot.Rank)
            {
                xRoot.Parent = yRoot;
                yRoot.Count += xRoot.Count;
            }
            else
            {
                yRoot.Parent = xRoot;
                if (xRoot.Rank == yRoot.Rank) yRoot.Rank++;
                xRoot.Count += yRoot.Count;
            }
        }

        public bool IsSameGroup(IComparable x, IComparable y)
        {
            return Root(x) == Root(y);
        }

        public int Num(object data)
        {
            return Root(data).Count;
        }
    }

#if DEBUG
    [TestClass]
    public class Test
    {
        [TestMethod]
        public void Test1()
        {
            var n = 4;
            var m = 5;
            var bridges = new List<Tuple<int, int>>
            {
                new Tuple<int, int>(1, 2),
                new Tuple<int, int>(3, 4),
                new Tuple<int, int>(1, 3),
                new Tuple<int, int>(2, 3),
                new Tuple<int, int>(1, 4),
            };
            var exp = new List<int> { 0, 0, 4, 5, 6 };
            var ans = Program.GetAns(n, m, bridges);
            Assert.IsTrue(IsEq(exp, ans));
        }

        [TestMethod]
        public void Test2()
        {
            var n = 6;
            var m = 5;
            var bridges = new List<Tuple<int, int>>
            {
                new Tuple<int, int>(2, 3),
                new Tuple<int, int>(1, 2),
                new Tuple<int, int>(5, 6),
                new Tuple<int, int>(3, 4),
                new Tuple<int, int>(4, 5),
            };
            var exp = new List<int> { 8, 9, 12, 14, 15 };
            var ans = Program.GetAns(n, m, bridges);
            Assert.IsTrue(IsEq(exp, ans));
        }

        [TestMethod]
        public void Test3()
        {
            var n = 2;
            var m = 1;
            var bridges = new List<Tuple<int, int>>
            {
                new Tuple<int, int>(1, 2),
            };
            var exp = new List<int> { 1 };
            var ans = Program.GetAns(n, m, bridges);
            Assert.IsTrue(IsEq(exp, ans));
        }

        [TestMethod]
        public void Test4()
        {
            var n = 4;
            var m = 4;
            var bridges = new List<Tuple<int, int>>
            {
                new Tuple<int, int>(1, 2),
                new Tuple<int, int>(2, 4),
                new Tuple<int, int>(3, 4),
                new Tuple<int, int>(2, 3),
            };
            var exp = new List<int> { 3, 3, 5, 6 };
            var ans = Program.GetAns(n, m, bridges);
            Assert.IsTrue(IsEq(exp, ans));
        }

        bool IsEq(IEnumerable<int> l1, IEnumerable<int> l2)
        {
            if (l1.Count() != l2.Count()) return false;
            for(int i=0; i>l1.Count(); i++)
            {
                if (l1.ElementAt(i) != l2.ElementAt(i)) return false;
            }
            return true;
        }

        bool IsEq(IEnumerable<long> l1, IEnumerable<long> l2)
        {
            if (l1.Count() != l2.Count()) return false;
            for (int i = 0; i > l1.Count(); i++)
            {
                if (l1.ElementAt(i) != l2.ElementAt(i)) return false;
            }
            return true;
        }

        bool IsEq(IEnumerable<double> l1, IEnumerable<double> l2)
        {
            if (l1.Count() != l2.Count()) return false;
            for (int i = 0; i > l1.Count(); i++)
            {
                if (l1.ElementAt(i) != l2.ElementAt(i)) return false;
            }
            return true;
        }

        bool IsEq(double d1, double d2)
        {
            return Math.Abs(d2 - d1) < 1E10;
        }

    }
#endif

    namespace IO
    {
        using System.IO;
        using System.Text;
        using System.Globalization;

        public class Printer : StreamWriter
        {
            static Printer()
            {
                Out = new Printer(Console.OpenStandardOutput()) { AutoFlush = false };
            }

            public static Printer Out { get; set; }

            public override IFormatProvider FormatProvider
            {
                get { return CultureInfo.InvariantCulture; }
            }

            public Printer(Stream stream)
                : base(stream, new UTF8Encoding(false, true))
            {
            }

            public Printer(Stream stream, Encoding encoding)
                : base(stream, encoding)
            {
            }

            public void Write<T>(string format, T[] source)
            {
                base.Write(format, source.OfType<object>().ToArray());
            }

            public void WriteLine<T>(string format, T[] source)
            {
                base.WriteLine(format, source.OfType<object>().ToArray());
            }
        }

        public class StreamScanner
        {
            public StreamScanner(Stream stream)
            {
                str = stream;
            }

            public readonly Stream str;
            private readonly byte[] buf = new byte[1024];
            private int len, ptr;
            public bool isEof;

            public bool IsEndOfStream
            {
                get { return isEof; }
            }

            private byte read()
            {
                if (isEof) return 0;
                if (ptr < len) return buf[ptr++];
                ptr = 0;
                if ((len = str.Read(buf, 0, 1024)) > 0) return buf[ptr++];
                isEof = true;
                return 0;
            }

            public char Char()
            {
                byte b;
                do b = read(); while ((b < 33 || 126 < b) && !isEof);
                return (char)b;
            }

            public string Scan()
            {
                var sb = new StringBuilder();
                for (var b = Char(); b >= 33 && b <= 126; b = (char)read())
                    sb.Append(b);
                return sb.ToString();
            }

            public string ScanLine()
            {
                var sb = new StringBuilder();
                for (var b = Char(); b != '\n'; b = (char)read())
                    if (b == 0) break;
                    else if (b != '\r') sb.Append(b);
                return sb.ToString();
            }

            public long Long()
            {
                if (isEof) return long.MinValue;
                long ret = 0;
                byte b;
                var ng = false;
                do b = read(); while (b != 0 && b != '-' && (b < '0' || '9' < b));
                if (b == 0) return long.MinValue;
                if (b == '-')
                {
                    ng = true;
                    b = read();
                }
                for (; ; b = read())
                {
                    if (b < '0' || '9' < b)
                        return ng ? -ret : ret;
                    ret = ret * 10 + b - '0';
                }
            }

            public int Integer()
            {
                return (isEof) ? int.MinValue : (int)Long();
            }

            public double Double()
            {
                var s = Scan();
                return s != "" ? double.Parse(s, CultureInfo.InvariantCulture) : double.NaN;
            }

            static T[] enumerate<T>(int n, Func<T> f)
            {
                var a = new T[n];
                for (int i = 0; i < n; ++i) a[i] = f();
                return a;
            }

            public char[] Char(int n)
            {
                return enumerate(n, Char);
            }

            public string[] Scan(int n)
            {
                return enumerate(n, Scan);
            }

            public double[] Double(int n)
            {
                return enumerate(n, Double);
            }

            public int[] Integer(int n)
            {
                return enumerate(n, Integer);
            }

            public long[] Long(int n)
            {
                return enumerate(n, Long);
            }
        }
    }
}


Measured memory_bytes: 38348