1. 求对100个数组元素依次赋值为:0,1,2,3,.......,99,要求按逆序输出。c语言

#include <stdio.h>

int main() {
    int arr[100];
    for (int i = 0; i < 100; i++) {
        arr[i] = i;
    }
    for (int i = 99; i >= 0; i--) {
        printf("%d ", arr[i]);
    }
    return 0;
}