#include<iostream> using namespace std; int main() { int n; int a[100][100]; scanf("%d", &n); for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { a[i][j] = i + 1;//将数组内上三角数初始化为行数+1 } } for (int i = 0; i < n; i++) { for (int j = 0; j <= i; j++) { a[i][j] = 1;//将数组内下三角数初始化为1 } } for (int i = 0; i < n; i++)//行 { for (int j = 0; j < i ; j++)//每一行赋值的个数取决于该行是第几行 { a[i][j + 1] = a[i][j] + 1;//后一个比前一个大一 } } for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { printf("%5d", a[i][j]); } printf("\n"); } return 0; }#include<stdio.h> int main() { int n; int a[100][100]; scanf("%d", &n); for (int i = 0; i < n; i++) { for (int j = i + 1; j < n; j++) { a[i][j] = i + 1;//将数组内上三角数初始化为行数+1 } } for (int i = 0; i < n; i++) { for (int j = 0; j <= i; j++) { a[i][j] = 1;//将数组内下三角数初始化为1 } } for (int i = 0; i < n; i++)//行 { for (int j = 0; j < i ; j++)//每一行赋值的个数取决于该行是第几行 { a[i][j + 1] = a[i][j] + 1;//后一个比前一个大一 } } for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { printf("%5d", a[i][j]); } printf("\n"); } return 0; }