#include<stdio.h>
void menu(int* choice);
void positive();
void negative();
int main()
{
    int i,n,sum,l,k=1,choice;
    while(k==1){
    menu(&choice);
    switch(choice){
        case 1: positive();
        break;
        case 2: negative();
        break;
        case 3: return 0;
        default : printf("Choose from menu\n");
    }
    }
}
void menu(int* choice){
    printf("CHOOSE FROM BELOW\n""1:POSITIVE\t""2:NEGATIVE\t""3:EXIT\n");
    printf("");
    scanf(" %d",choice);
}
void positive(){
    int i,sum,n,l;
    printf("ENTER THE NUMBER=");
    scanf("%d",&n);
    printf("ENTER UPTO WHERE U NEED TO MULTIPLE=");
    scanf("%d",&l);
    for(i=1;i<=l;i++){
        sum=n*i;
        printf("%d*%d=%d\n",n,i,sum);
    }
 
}
void negative(){
    int i,sum,n,l;
    printf("ENTER THE NUMBER TO MULTIPLE=");
    scanf("%d",&n);
    printf("ENTER UPTO WHERE MULTIPLE=");
    scanf("%d",&l);
    for(i=-1;i>=l;i--){
        sum=n*i;
        printf("%d*%d=%d\n",n,i,sum);
    }
}

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