51 lines
955 B
C
51 lines
955 B
C
#include <stdlib.h>
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#include <stdio.h>
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#define array int*
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void insertionSort (array A, int size) {
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int i, tmp;
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if (size-- <= 1)
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return;
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insertionSort(A, size);
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tmp = A[size];
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for (i = size; i > 0 && A[i - 1] > tmp; i--)
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A[i] = A[i - 1];
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A[i] = tmp;
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}
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array readArray (int *size) {
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int d, i = 0;
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char c;
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array A;
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*size = 1;
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A = malloc(sizeof(int));
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do {
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if (!scanf(" %d", &d))
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continue;
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if (i == *size - 1) {
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*size *= 2;
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A = realloc(A, *size * sizeof(int));
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}
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A[i++] = d;
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} while ((c = getchar()) != EOF && c != '\n');
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*size = i;
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return A;
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}
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int main () {
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array A;
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int i, size;
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printf("This program performs an insertion sort.\nType in a sequence of values separated by spaces and press ENTER: ");
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A = readArray(&size);
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insertionSort(A, size);
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printf("New sequence:\n");
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for (i = 0; i < size; i++)
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printf("%d ", A[i]);
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printf("\n");
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return 0;
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}
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