题解 | 蛇形矩阵
n=int(input()) k=1 for i in range(0,n): k+=i # print(k) m=k print(m,end=" ") for j in range(i+2,n+1): m+=j print(m,end=" ") print()
n=int(input()) k=1 for i in range(0,n): k+=i # print(k) m=k print(m,end=" ") for j in range(i+2,n+1): m+=j print(m,end=" ") print()
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