# Author: Sandeep Belgavi. Synthetic exercise; no network or provider calls.
def eligible(rows):
    improved=sum(c for b,c,k in rows)>sum(b for b,c,k in rows)
    no_regression=all(not b or c for b,c,k in rows)
    critical_pass=all(c for b,c,k in rows if k)
    return improved and no_regression and critical_pass
assert eligible([(False,True,True),(True,True,False)])
assert not eligible([(False,True,False),(False,True,False),(True,False,True)])
assert not eligible([(True,True,True)])
print("improvement accepted; critical regression and unchanged score rejected")