baseball.c

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
void user(int*); //사용자 입력
void computer(int*); //컴퓨터 숫자 생성
int mapping(int*, int*); //매핑
int main(void) {
    int arr_com[4] = { 0 };
    int arr_user[4] = { 0 };
    srand((unsigned)time(NULL));
    computer(arr_com); //컴퓨터 숫자 랜덤 생성
    while (1) {
        user(arr_user); //사용자 입력 
        if (mapping(arr_com, arr_user))
            break;
    }
    return 0;
}
void computer(int* arr_c) {
    srand((unsigned int)time(NULL));
    for (int i = 0; i < 4; i++) {
        arr_c[i] = rand() % 9 + 1;
        for (int k = 0; k<i; k++)
            if (arr_c[k] == arr_c[i]) {
                i--;
                continue;
            }
    }

}
void user(int* arr_u) {
    for (int i = 0; i < 4; i++)
        scanf("%d", &arr_u[i]);
}
int mapping(int* u, int* c) {
    int strike[4] = {0},str_num=0,ball_num=0;
    for(int i=0;i<4;i++)
        if (u[i] == c[i]) {
            strike[i] = 1;
            str_num++;
        }
    for (int i = 0; i < 4; i++) {//i=>user
        if (!(strike[i])) {
            int key = 0;
            for (int j = 0; j < 4; j++) //j=>cpu
                if (u[i] == c[j])
                    key = 1;
            if (key)
                ball_num++;
        }
    }
    if (str_num == 4) {
        puts("YOU WIN!");
        return 1;
    }
    else if (!ball_num)
        puts("OUT!");
    else
        printf("%d ball, %d strike.\n", ball_num, str_num);
    return 0;
}