the first main.cpp

int64_t GetProofOfWorkReward(int64_t nFees)
{
    int64_t nSubsidy = 0 * COIN;
 
    if(pindexBest->nHeight+1 == 1)
    {
        nSubsidy = 10000000 * COIN;
    }
       else if(pindexBest->nHeight+1 >= 2 && pindexBest->nHeight+1 <= 100)
    {
        nSubsidy = 0 * COIN;
    }
        else if(pindexBest->nHeight+1 >= 101 && pindexBest->nHeight+1 <= 3000000)
    {
        nSubsidy = 19 * COIN;
    }
   
    if (fDebug && GetBoolArg("-printcreation"))
        printf("GetProofOfWorkReward() : create=%s nSubsidy=%"PRId64"\n", FormatMoney(nSubsidy).c_str(), nSubsidy);
   
    return nSubsidy + nFees;

after

int64_t GetProofOfWorkReward(int64_t nFees)
{
    int64_t nSubsidy = 0 * COIN;
 
    if(pindexBest->nHeight+1 == 1)
    {
        nSubsidy = 10000000 * COIN;
    }
       else if(pindexBest->nHeight+1 >= 2 && pindexBest->nHeight+1 <= 100)
    {
        nSubsidy = 0 * COIN;
    }
        else if(pindexBest->nHeight+1 >= 101 && pindexBest->nHeight+1 <= 575)
    {
        nSubsidy = 19 * COIN;
    }
       else if(pindexBest->nHeight+1 >= 576 && pindexBest->nHeight+1 <= 3000000)
    {
        nSubsidy = 0.084 * COIN;
    }

    if (fDebug && GetBoolArg("-printcreation"))
        printf("GetProofOfWorkReward() : create=%s nSubsidy=%"PRId64"\n", FormatMoney(nSubsidy).c_str(), nSubsidy);
   
    return nSubsidy + nFees;