What will be the output of the function check_input when executed with input parameters 1 and 3? The function is defined as follows:

def check_input(x, y):
    if x < y:
        x = x + 1
    if x > y:
        x = x + 1
    if x < y:
        x = x + 1
    return x

def check_input(x, y):
    if x < y:
        x = x + 1
    if x > y:
        x = x + 1
    if x < y:
        x = x + 1
    return x