Math Problem Statement

#include <stdio.h> int main() { int num, reversedNum = 0, originalNum; int digits[5] = {0}; // 数组用来存储每一位数字 int count = 0; // 输入一个不多于5位的正整数 printf("请输入一个不多于5位的正整数: "); scanf("%d", &num); originalNum = num; // 确定几位数并提取每一位数字 while (num > 0) { digits[count] = num % 10; reversedNum = reversedNum * 10 + digits[count]; num /= 10; count++; } // 输出结果 printf("这是一个%d位数\n", count); printf("各位数字分别是: "); for (int i = count - 1; i >= 0; i--) { printf("%d ", digits[i]); } printf("\n"); printf("按逆序输出各位数字: %d\n", reversedNum); return 0; }思路解析

Solution

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Math Problem Analysis

Mathematical Concepts

Integer operations
Looping structures

Formulas

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Theorems

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Suitable Grade Level

Grades 6-8