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psblas3/base/serial/dp/Max_nnzero.f

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C
C Parallel Sparse BLAS v2.0
C (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
C Alfredo Buttari University of Rome Tor Vergata
C
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C
C
INTEGER FUNCTION MAX_NNZERO(M, IA2)
IMPLICIT NONE
INTEGER M
INTEGER IA2(*)
INTEGER I,MAX_NZ
MAX_NZ = 0
DO I = 1, M
MAX_NZ = MAX(MAX_NZ,IA2(I+1)- IA2(I))
ENDDO
MAX_NNZERO = MAX_NZ
END