15 lines
261 B
C
15 lines
261 B
C
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void reverse(int iorder[], int ncity, int n[])
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{
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int nn,j,k,l,itmp;
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nn=(1+((n[2]-n[1]+ncity) % ncity))/2;
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for (j=1;j<=nn;j++) {
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k=1 + ((n[1]+j-2) % ncity);
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l=1 + ((n[2]-j+ncity) % ncity);
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itmp=iorder[k];
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iorder[k]=iorder[l];
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iorder[l]=itmp;
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}
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}
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