Testcase generator for pushflow

#include<cstdio>
#include<vector>
#include<queue>
#include<algorithm>
#include<set>
#include<map>
#include<stack>
#include<cmath>
#include<iomanip>
#include <map>
#include<iostream>
#include<cstdlib>
#include<cstring>
#include<string>
#include<cassert>
using namespace std;

#define DEBUG //on-off switch for prlling statements

// Input macros
#define s(n)                        scanf("%d",&n)
#define sc(n)                       scanf("%c",&n)
#define sl(n)                       scanf("%lld",&n)
#define sf(n)                       scanf("%lf",&n)
#define ss(n)                       scanf("%s",n)

// Useful constants
#define EPS                         1e-5

// Useful hardware instructions
#define bitcount1                    __builtin_popcount1
#define gcd                         __gcd

// Useful container manipulation / traversal macros
#define forall(i,a,b)               for(ll i=a;i<b;i++)
#define foreach(v, c)               for( typeof( (c).begin()) v = (c).begin();  v != (c).end(); ++v)
#define all(a)                      a.begin(), a.end()
#define in(a,b)                     ( (b).find(a) != (b).end())
#define pb                          push_back
#define fill(a,v)                    memset(a, v, sizeof a)
#define sz(a)                       ((ll)(a.size()))

// Some common useful functions
#define miN(a,b)                     ( (a) < (b) ? (a) : (b))
#define maX(a,b)                     ( (a) > (b) ? (a) : (b))

#define ll long long int
#define llu long long unsigned
#define ld long
#define INF 2000000001
#define mod 1000000009

 #define llu long long unsigned
#define ld long


int main()
{
    FILE *fp=fopen("test.txt","w+");
    fprintf(fp,"100000 99999\n");
    for(int i=1;i<=100000;i++)
    {
        if(2*i <= 100000)
        {
            fprintf(fp,"%d %d 1000000000\n",i,2*i);
        }
        if(2*i+1 <= 100000)
        {
            fprintf(fp,"%d %d 1000000000\n",i,2*i+1);
        }
    }
    fprintf(fp,"200000\n");
    for(int i=1;i<=200000;i++)
    {
        int val=rand()%99999+1;
        int val1=rand()%99999+1;
        if(val == val1)
        val1++;
        fprintf(fp,"0 %d %d\n",val,val1);
    }
}