Kumudu Code fix

#include <stdio.h>
#include <stdlib.h>
const int ROWS=2,COLUMNS=6;
void inputStock(int imCode[ROWS],char imName[ROWS][20],int uniPrice[ROWS],float disRate[ROWS],int disLevel[ROWS],int curStock[ROWS],int quantity[ROWS]);
void inputPurches(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS]);
void inputSales(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS]);
void disStock(int imCode[ROWS],char imName[ROWS][20],int uniPrice[ROWS],float disRate[ROWS],int disLevel[ROWS],int curStock[ROWS],int quantity[ROWS]);
void disSales(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS],float disRate[ROWS],int disLevel[ROWS],int uniPrice[ROWS]);
void disPurchas(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS],float disRate[ROWS],int disLevel[ROWS],int uniPrice[ROWS]);

int main()
{
    int imCode[ROWS],uniPrice[ROWS],disLevel[ROWS],curStock[ROWS],transId[ROWS],amount[ROWS],choice,quantity[ROWS];
    char imName[ROWS][20];
    float disRate[ROWS];
    while(1)
    {
        printf("\n 1:enter the stock details\n");
        printf("\n 2:enter the purchase details\n");
        printf("\n 3:enter the sales details\n");
        printf("\n 4:display stock and calculation\n");
        printf("\n 5:display sales and calculation\n");
        printf("\n 6:display purchase and calculation\n");
        printf("\n 7:exit\n");
        printf("\n enter the choice\n");
        scanf("%d",&choice);
        switch(choice)
        {
        case 1:
           inputStock(imCode,imName,uniPrice,disRate,disLevel,curStock,quantity);
           break;
        case 2:
            inputPurches(transId,imCode,amount,quantity);
            break;
        case 3:
           inputSales(transId,imCode,amount,quantity);
           break;
        case 4:
            disStock(imCode,imName,uniPrice,disRate,disLevel,curStock,quantity);
            break;
        case 5:
            disSales(transId,imCode,amount,quantity,disRate,disLevel,uniPrice);
            break;
        case 6:
            disPurchas(transId,imCode,amount,quantity,disLevel,disRate,uniPrice);
            break;
        case 7:
            exit(0);
        }
    }
    return 0;
}
void inputStock(int imCode[ROWS],char imName[ROWS][20],int uniPrice[ROWS],float disRate[ROWS],int disLevel[ROWS],int curStock[ROWS],int quantity[ROWS])
{
    int i,j,k;
    printf("\n\nstock details\n\n");


    for(i=0;i<ROWS;i++)
    {
     imCode[i]=0;
     uniPrice[i]=0;
     disLevel[i]=0;
     curStock[i]=0;
     imName[i][20]=0;
     disRate[i]=0;
     quantity[i]=0;
    }
    for( j=0;j<ROWS;j++)
    {
        printf("enter item code:");
        scanf("%d",&imCode[j]);
        printf("enter item name:");
        scanf("%s",&imName[j][20]);
        printf("enter unit price:");
        scanf("%d",&uniPrice[j]);
        printf("enter discount Rate:");
        scanf("%f",&disRate[j]);
        printf("enter discount level:");
        scanf("%d",&disLevel[j]);
        printf("enter current stock:");
        scanf("%d",&curStock[j]);
        printf("enter quantity:");
        scanf("%d",&quantity);
        printf("\n");
    }

}
void inputPurches(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS])
{
    int i,j;
    printf("\n\npurchasing details\n\n");
    for(i=0;i<ROWS;i++)
    {
        transId[i]=0;
        imCode[i]=0;
        amount[i]=0;
        quantity[i]=0;
    }
    for(j=0;j<ROWS;j++)
    {
        printf("enter transaction id:");
        scanf("%d",&transId[j]);
        printf("enter item code:");
        scanf("%d",&imCode[j]);
        printf("enter amount:");
        scanf("%d",&amount[j]);
        printf("enter quantity:");
        scanf("%d",&quantity);
        printf("\n");
    }
}
void inputSales(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS])
{
  int i,j,k;
  printf("\n\nsales details\n\n");
    for(i=0;i<ROWS;i++)
    {
        transId[i]=0;
        imCode[i]=0;
        amount[i]=0;
        quantity[i]=0;
    }
    for(j=0;j<ROWS;j++)
    {
        printf("enter transaction id:");
        scanf("%d",&transId[j]);
        printf("enter item code:");
        scanf("%d",&imCode[j]);
        printf("enter amount:");
        scanf("%d",&amount[j]);
        printf("enter quantity:");
        scanf("%d",&quantity);
        printf("\n");
    }
}
void disStock(int imCode[ROWS],char imName[ROWS][20],int uniPrice[ROWS],float disRate[ROWS],int disLevel[ROWS],int curStock[ROWS],int quantity[ROWS])
{
    int k;
    printf("\n\ndisplay stock details\n\n");
    printf("\nitem code    item name    unit price   discount rate   discount level   current stock   quantity \n");
         for(k=0;k<ROWS;k++)
    {
        printf("%10d",imCode[k]);
        printf("%10s",imName[k]);
        printf("%10d\t",uniPrice[k]);
        printf("%15.2f",disRate[k]);
        printf("%15d",disLevel[k]);
        printf("%15d",curStock[k]);
        printf("%15d",quantity);
        printf("\n");
         }
}
void disSales(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS],float disRate[ROWS],int disLevel[ROWS],int uniPrice[ROWS])
{
    int k;
    printf("\ntransaction id   item code    amount   quantity\n");
  for(k=0;k<ROWS;k++)
    {
        printf("%10d",transId[k]);
        printf("%10d",imCode[k]);
        printf("%15d",amount[k]);
        printf("%20d",quantity[k]);
        printf("\n");
    }
    int i,j;
    float dis,subTotal;
for(i=0;i<ROWS;i++)
    {
        if(quantity>disLevel)
        {
            dis=disRate[i]*(quantity[i]-disLevel[i]);
            subTotal=(quantity[i]*uniPrice[i])+dis;
        }
    }
            printf("sub total :%.2f",subTotal);
}


void disPurchas(int transId[ROWS],int imCode[ROWS],int amount[ROWS],int quantity[ROWS],float disRate[ROWS],int disLevel[ROWS],int uniPrice[ROWS])
{
    int k;
        printf("\ntransaction id   item code     amount\n");
      for(k=0;k<ROWS;k++)
    {
        printf("%10d",transId[k]);
        printf("%10d",imCode[k]);
        printf("%15d",amount[k]);
        printf("%20d",quantity[k]);
        printf("\n");
    }
    int i,j;
    float subTotal;
    float dis;
for(i=0;i<ROWS;i++)
    {
        if(quantity>disLevel)
        {
            dis=disRate[i]*(quantity[i]-disLevel[i]);
            printf("%d %d %.2f\n",quantity[i],uniPrice[i],dis);
            subTotal=(quantity[i]*uniPrice[i])+dis;
        }
    }
            printf("sub total:%.2f",subTotal);
}