Lottozahlen

// LOTTOTIPPtrefferZahl
#include<stdio.h>
#include<stdlib.h>
#include<time.h>

main()
{
    srand(time(NULL));

    int i,j,lotto[6],ziehung[6],treffer;

    system("chcp 1252");

    while(1>0)
    {
        system("cls");
        // LOTTOTIPP ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
        for(i=0;i<6;i=i+1)
        {
            lotto[i]=rand()%49+1;
            for(j=0;j<i;j=j+1)
            {
                if(lotto[j]==lotto[i])
                {
                    i=i-1;
                    break;
                }
            }
        }
        printf("Lottotipp:\n");
        for(i=0;i<6;i=i+1) printf("%i ",lotto[i]);
        // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

        // LOTTOZIEHUNG +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
        for(i=0;i<6;i=i+1)
        {
            ziehung[i]=rand()%49+1;
            for(j=0;j<i;j=j+1)
            {
                if(ziehung[j]==ziehung[i])
                {
                    i=i-1;
                    break;
                }
            }
        }
        printf("\n\nLottoziehung:\n");
        for(i=0;i<6;i=i+1) printf("%i ",ziehung[i]);
        // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

        // TREFFERERMITTLUNG ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
        treffer=0;
        for(i=0;i<6;i++)
        {
            for(j=0;j<6;j++)
            {
                if(lotto[i]==ziehung[j]) treffer++;
            }
        }
        printf("\n\nEs gab %i Treffer.\n\n\n",treffer);
        // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

        system("pause");
    }
}