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#include <stdio.h>
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void swap(int a, int b);
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int main(void) {
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int i = 1, j = 2;
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swap(i, j);
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printf("i = %d, j = %d\n", i, j);
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return 0;
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}
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// Twis will not swap because variables are just local
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void swap(int a, int b) {
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int temp = a;
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a = b;
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b = temp;
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}
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