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| int main() { char password[20] = {0}; int ret = 0; int ch = 0; printf("请输入密码:"); scanf("%s",password); while ((ch = getchar()) != '\n'); { ; } printf("请确认(Y/N):"); ret = getchar(); if (ret == 'Y') { printf("确认成功"); } else { printf("放弃确认"); } return 0;
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