#include <stdio.h>  
#include <string.h>

int main() {
    char n[10];  
    printf("请输入整数n: ");
    scanf("%s", n); 
    int length = strlen(n); 
	    switch (length) {
        case 5:
            printf("wan\n");
            break;
        case 6:
            printf("shi wan\n");
            break;
        case 7:
            printf("bai wan\n");
            break;
        case 8:
            printf("qian wan\n");
            break;
        case 9:
            printf("yi\n");
            break;
        default:
            printf("输入不符合范围\n");
    }
    return 0;
}
/**************************************************************
	Problem: 1322
	User: fuhoubin
	Language: C++
	Result: Wrong Answer
****************************************************************/