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#include <stdio.h> void update(int *a,int *b) { int temp = *a; temp = *a + *b; *b = *a - *b; if (*b<0){ *b = *b*(-1); } *a = temp; } int main() { int a, b; int *pa = &a, *pb = &b; scanf("%d %d", &a, &b); update(pa, pb); printf("%d\n%d", a, b); return 0; }
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