【十二题解】 | #蛇形矩阵#

#include<stdio.h>

int main(){

int number;
while(scanf("%d", &number) != EOF){
    int all = (1+number)*number/2;
    int bias = 1;
    int vi = 0;
    for(int x= number; x>0; x--){
        for(int i=bias; i<=number; i++){
        printf("%d ", (1+i)*i/2-vi);
        }
        bias++;
        vi++;
        printf("\n");
    }
}

}