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68 lines
1.3 KiB
C
68 lines
1.3 KiB
C
#include <stdio.h>
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void print(const int *v, const int size)
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{
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int i;
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if (v != 0)
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{
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for ( i = 0; i < size; i++)
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{
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printf("%4d", v[i] );
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}
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printf("\n");
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}
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}
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void alexanderbogomolyn(int *Value, int N, int k)
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{
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static level = -1;
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int i;
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level = level+1;
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Value[k] = level;
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if (level == N)
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print(Value, N);
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else
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for (i = 0; i < N; i++)
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if (Value[i] == 0)
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alexanderbogomolyn(Value, N, i);
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level = level-1;
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Value[k] = 0;
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}
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int main()
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{
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int N = 4;
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int i;
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int Value[N];
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for (i = 0; i < N; i++)
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{
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Value[i] = 0;
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}
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printf("\nPermutation using Alexander Bogomolyn's algorithm: ");
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alexanderbogomolyn(Value, N, 0);
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return 0;
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}
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/*
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Permutation using Alexander Bogomolyns algorithm:
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1 2 3 4
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1 2 4 3
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1 3 2 4
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1 4 2 3
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1 3 4 2
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1 4 3 2
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2 1 3 4
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2 1 4 3
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3 1 2 4
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4 1 2 3
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3 1 4 2
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4 1 3 2
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2 3 1 4
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2 4 1 3
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3 2 1 4
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4 2 1 3
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3 4 1 2
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4 3 1 2
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2 3 4 1
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2 4 3 1
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3 2 4 1
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4 2 3 1
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3 4 2 1
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4 3 2 1
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