#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//1,2,5

//task2

typedef struct {
    char name[50];
    double price;
    int productNum;

}Product;

typedef struct {
    char address[100];
    int productNum;

}Order;



int main()
{
    Product products[100];
    Order orders[100];
    int numProducts = 0;
    int numOrders = 0;

    char command[10];

    while (scanf("%s",command)!= EOF){
        if(strcmp(command, "Product") == 0){
            scanf("%s %lf %d",products[numProducts].name,&products[numProducts].price,&products[numProducts].productNum);
            for (int i = 0; i < numOrders; i++){
                if ( orders[i].productNum == products[numProducts].productNum){
                    printf("Client %s ordered %s\n",orders[i].address,products[numProducts].name);
                    for (int j =0; j<numOrders-1;j++){
                        orders[j]= orders[j+1];
                    }
                    numOrders--;
                    i--;
                }
            }
            numProducts--;
        }
        else if(strcmp(command, "Order")== 0){
                scanf("%s %d",orders[numOrders].address,&orders[numOrders].productNum);
                int found = 0;
                for (int i = 0;i <numProducts;i++){
                    if(products[i].productNum == orders[numOrders].productNum){
                        printf("Client %s ordered %s\n",orders[numOrders].address,products[i].name);
                        found =1;
                        break;
                    }
                }
                if (!found){
                    printf("Client %s waiting for the product\n",orders[numOrders].address);
                    numOrders++;
                }
                else if(strcmp(command,"END")==0) {
                        break;
                        }

        }
    }


    return 0;
}
///////////////////////////////////////////////////////
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
//taks1

double prices[] = {42.00, 13.99, 5.98, 21.02};

void calculateItems(int numGuests,int itemsBought[],int additionalItemsNeeded[]){
    additionalItemsNeeded[0] = ceil((double)numGuests / 8) - itemsBought[0];
    additionalItemsNeeded[1]= numGuests - itemsBought[1];
    additionalItemsNeeded[2] = ceil((double)numGuests / 6) - itemsBought[2];
    additionalItemsNeeded[3] = ceil((double)numGuests / 6) - itemsBought[3];

}


int main()
{
    int numGuests;
    printf("Enterthe number of guests:\n");
    scanf("%d",&numGuests);

    int itemsBought[4]={0};
    char item[10];
    while(scanf("%s",item)){
        if(strcmp(item,"PARTY!")==0)
            break;
        else if(strcmp(item,"Table")==0)
            itemsBought[0]++;
        else if(strcmp(item,"Chair")==0)
            itemsBought[1]++;
        else if(strcmp(item,"Cups")==0)
            itemsBought[2]++;
        else if(strcmp(item,"Dishes")==0)
            itemsBought[3]++;
    }

    int additionalItemsNeeded[4];
    calculateItems(numGuests,itemsBought,additionalItemsNeeded);

    double totalCost=0;
    for (int i =0; i <4; i++){
        totalCost += prices[i] * itemsBought[i];
    }

    printf("%.2lf\n",totalCost);

    if (additionalItemsNeeded[0]>0){
        printf("%d Table\n",additionalItemsNeeded[0]);
    }
    if (additionalItemsNeeded[1]>0){
        printf("%d Chair\n",additionalItemsNeeded[1]);
    }
    if (additionalItemsNeeded[2]>0){
        printf("%d Cups\n",additionalItemsNeeded[2]);
    }
    if (additionalItemsNeeded[3]>0){
        printf("%d Dishes\n",additionalItemsNeeded[3]);
    }





    return 0;
}
///////////////////////////////////////////////////////
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
//task5

int main()
{
    char word[100];
    char guessed[100];
    int length, i , tries =0;

    printf("Enter word: ");
    scanf("%s",word);

    length = strlen(word);
    printf("The length of the word is: %d\n",length);

    for (i = 0; i < length; i++){
        guessed[i] = '_';
    }
    guessed[i=length] = '\0';
    printf("Word: %s\n",guessed);

    while (tries < length+2){
        char guess;
        printf("Enter word: ");
        scanf(" %c",&guess);

        int found = 0;
        for (i=0; i < length;i++){
            if(tolower(word[i])== tolower(guess)) {
                guessed[i]=word[i];
                found =1;
            }
        }
            printf("Word: %s\n",guessed);

            if (strcmp(word, guessed) == 0){
                printf("Congrats! You guessed the word with %d letters",tries+1);
                break;
            }
            if (!found){
                tries++;
                printf("Wrong try! Thereis %d tries left!",length+2-tries);
            }
        }
        if (tries >= length+2){
            printf("You lost! The word was: %s\n",word);

        }
        return 0;
    }