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# Author: Bartek Knapik

N = 100

grid = [[0 for _ in range(N)] for _ in range(N)]

for i in range(N):
    for j in range(0, N, 2):
        grid[i][j] = 1
for i in range(N-1):
    grid[-1][i+1] = 0
for i in range(N-1):
    grid[0][i+1] = 1
grid[0][0] = 0

for i in range(N):
    for j in range(N):
        print(grid[i][j], end="")
    print()