bemybaby...

main.c

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int seq[4];
    char bmbb[4][3] = {"BE","MY","BA","BY"};
    
    for(int i=0;;i++){
        seq[i%4] = random() % 4;
        printf("%s", bmbb[seq[i%4]]);
        fflush(stdout);
        switch(seq[i%4]){
        case 0: system("paplay be.wav 2>/dev/null"); break;
        case 1: system("paplay my.wav 2>/dev/null"); break;
        case 2: system("paplay ba.wav 2>/dev/null"); break;
        case 3: system("paplay by.wav 2>/dev/null"); break;
        }
        if( seq[(i-3)%4]==0 &&
            seq[(i-2)%4]==1 &&
            seq[(i-1)%4]==2 &&
            seq[i%4]==3 ){
            system("paplay ah.wav 2>/dev/null");
            printf("ｱｯﾌｩﾝ\n");
            return 0;
        }
    }
}