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def bm_run(N, M):
try:
from utime import ticks_us, ticks_diff
except ImportError:
import time
ticks_us = lambda: int(time.perf_counter() * 1000000)
ticks_diff = lambda a, b: a - b
# Pick sensible parameters given N, M
cur_nm = (0, 0)
param = None
for nm, p in bm_params.items():
if 10 * nm[0] <= 12 * N and nm[1] <= M and nm > cur_nm:
cur_nm = nm
param = p
if param is None:
print(-1, -1, 'no matching params')
return
# Run and time benchmark
run, result = bm_setup(param)
t0 = ticks_us()
run()
t1 = ticks_us()
norm, out = result()
print(ticks_diff(t1, t0), norm, out)
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