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using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ProblemC
{
    class Program
    {
        static int n;
        static int m;
        static int q;
        static int[][] intimacy;
        static BitArray gender;
        static long sum;
        static void SetRelation(int x, int y, int z)
        {
            x -= 1;
            y -= 1;
            if (gender[x] != gender[y])
            {
                sum += (z - intimacy[x][y]);
            }
            intimacy[x][y] = z;
            intimacy[y][x] = z;
        }
        static void ChangeGender(int x)
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