function.c

#include<stdio.h>
#include<stdlib.h>
#include"function.h"
Table* createTable() {
	Table* t = malloc(sizeof(Table));
	int s;
	scanf(" %d", &s);
	t->tableSize = s;
	return t;
}

Guest* createGuest() {
	Guest *g = (Guest*)malloc(sizeof(Guest));
	char* name = malloc(sizeof(char) * 15);
	int G,A,D;
	scanf(" %s %d %d %d", name, &G, &A, &D);
	g->guestName = name;
	g->groupSize = G;
	g->arriveTime = A;
	g->diningTime = D;
	return g;
}

Guest* checkLeave(Table **table, int tableCount, int currentTime) {
	for(int i=0;i<tableCount;i++){
		Table* t = table[i];
		if(currentTime == t->leaveTime) {
			Guest* gg = t->guest;
            if(t->guest == NULL) continue;
			t->guest = NULL;
			return gg;
		}
	}
	return NULL;
}

int assignTable(Table **table, int tableCount, int currentTime, Guest *guest) {
	for(int i=0;i<tableCount;i++) {
		Table* t = table[i];
		if(t->guest == NULL && t->tableSize >= guest->groupSize) {
			t->leaveTime = currentTime + guest->diningTime;
			t->guest = guest;
			return 1;
		}
	}
	return 0;
}