Ruudukko

n = int(input(''))
lis = n**2*['0']
p = range(1,n+20)

for x in range(n):
    for y in range(n):
        k = list(p)
        h=0
        for xi in range(x):
            h+=1
            g = lis[n*y+xi]
            if int(g) in k:
                k.remove(int(g))
        for yi in range(y):
            h+=1
            g = lis[x+n*yi]
            if int(g) in k:
                k.remove(int(g))
        lis[n*y+x]=str(min(k))
             

for h in range(n):
    print(' '.join(lis[h*n:(h+1)*n]))

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 19, in <module>
    lis[n*y+x]=str(min(k))
ValueError: min() arg is an empty sequence

Test 5

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 19, in <module>
    lis[n*y+x]=str(min(k))
ValueError: min() arg is an empty sequence

Test 6

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 19, in <module>
    lis[n*y+x]=str(min(k))
ValueError: min() arg is an empty sequence