n = int(input())
m = int(input())
matrix = []
for i in range(n):
    matrix.append([])
    for j in range(m):
        matrix[i].append(float(input()))
mn = matrix[0][0]
for i in range(n):
    for j in range(m):
        if matrix[i][j] < mn:
            mn = matrix[i][j]
matrix.append([mn]*m)
print(n+1)
print(m)
for i in range(n+1):
    str=[]
    for j in range(m):
        str.append(f"{matrix[i][j]:.2f}")
    print(str)