# Public domain.

import sys
import signatures
import doublescalarmult

def verifybatch(smvector):
  results = []
  for sm in smvector:
    R,S,A,M = sm[0],sm[1],sm[2],sm[3]
    h = signatures.inthash(str(R) + str(A) + M)
    checkR = doublescalarmult.doublescalarmult(S,signatures.B,(-h) % signatures.l,signatures.groupelt(A))
    results.append(R == checkR.x)
  return results

signatures.benchmark(verifybatch,int(sys.argv[1]))