华为机试C语言-一个正整数到Excel编号之间的转换

题目描述：/qq_23934063/article/details/124676929

#include <stdio.h>#include <stdlib.h>#include <string.h>#include <math.h>int main(void){long long data;int tmp;int size = 0;char str[100] = {0};scanf("%lld", &data);while (1) {data -= 1;tmp = data % 26;str[size++] = 'A' + tmp;data = data / 26;if (data == 0) break;}for (int i = size - 1; i >= 0; i--) {printf("%c", str[i]);}printf("\n");return 0;}