cp_library/alg/iter/arg/argmin_fn.py

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• Last update: 2025-06-20 03:24:59+09:00

Code

import cp_library.__header__
import cp_library.alg.__header__
import cp_library.alg.iter.__header__
import cp_library.alg.iter.arg.__header__

def argmin(A, l = 0, r=None):
    if r is None: r = len(A)
    if l == r: return -1
    m = l
    while (l:=l+1)<r:
        if A[l] < A[m]: m = l
    return m

'''
╺━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╸
             https://kobejean.github.io/cp-library               
'''




def argmin(A, l = 0, r=None):
    if r is None: r = len(A)
    if l == r: return -1
    m = l
    while (l:=l+1)<r:
        if A[l] < A[m]: m = l
    return m

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