수다닷컴

질문 제목 : 열거형쓰고있는데 정확히모르겠어요교수님이 묵찌빠 컴파일 오류에서 꺼내라고했거든요 ? 근데 도저히 몰라서 올립니다.질문 내용 :
#include stdio.h
#include stdlib.h
#include time.h
enum rps {rock, paper, scissor} choice;
enum play {win, lose, tie} result;
enum rps getuchoice();
enum choice getcchoice();
enum play lookup(enum rps, enum rps);
char *choiceprintname(enum rps);
char *resultprintname(enum play);
int main(void)
{
enum rps uchoice;
enum rps cchoice;
enum play result;
while (1) {
//get a user choice and a computer choice
uchoice = getuchoice();//user
cchoice = getcchoice();//computer
//look up the table
result = lookup(uchoice, cchoice);
//display the result
printf(your choice: %s, computer choice: %s: %s\n, choiceprintname(uchoice),choiceprintname(cchoice),resultprintname(result));
}
return 0;
}
enum rps getuchoice() {
enum choice;
scanf(%d, &choice);
return (choice);
}
enum choice getcchoice() {
enum choice;
srand((int)time(null));
return rand()%3;
}
char result lookup(enum uchoice, enum cchoice) {
static enum play rpstable[3][3] = {
{tie, lose, win},
{win, tie, lose},
{lose, win, tie}
};
return rpstable[uchoice][cchoice];
}
char *choiceprintname(enum choice) {
static char *choicenametable[3] = {rock,paper,scissor};
return choicenametable[choice];
}
char *resultprintname(enum result) {
static char *resultnametable[3] = {win,lose,tie};
return resultnametable[result];
}

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