#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define MaxSim 50
#define MaxLetters 4
int main()
{
int capsThisSim, totalCaps = 0/*, doOneSim()*/;
srand(time(NULL));
printf("\nSimulation                 Caps collected\n\n");
for (int sim = 1; sim <= MaxSim; sim++) {
capsThisSim = doOneSim();
printf("%2d %27d\n", sim, capsThisSim);
totalCaps += capsThisSim;
}
printf("\nAverage caps per simulation: %d\n", totalCaps/MaxSim);
} //end main


int doOneSim() {
int cap[MaxLetters], numCaps = 0, apple(int []), random(int, int);
for (int h = 0; h < MaxLetters; h++) cap[h] = 0;
while (!apple(cap)) {
int c = random(1, 10);
if (c <= 4) cap[0] = 1;
else if (c <= 8) cap[1] = 1;
else if (c <= 9) cap[2] = 1;
else cap[3] = 1;
numCaps++;
}
return numCaps;
} //end doOneSim

int apple(int cap[]) {
for (int h = 0; h < MaxLetters; h++)
if (cap[h] == 0) return 0;
return 1;
} //end apple
/*
int random(int m, int n) {
//returns a random integer from m to n, inclusive
//int offset = rand() / (RAND_MAX + 1.0) * (n - m + 1);
//return m + offset;
//int yuz = 1 + rand()%10;
//return yuz;
} //end random*/

int random(int min, int max)
{
   return min + rand() / (RAND_MAX / (max - min + 1) + 1);
}