2024-01-31 06:04:31 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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2024-01-31 12:43:04 +00:00
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int cmp_num(const void *num1, const void *num2);
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2024-01-31 06:04:31 +00:00
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int main(void)
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{
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2024-02-01 02:13:45 +00:00
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int arr[3];
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2024-01-31 06:04:31 +00:00
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2024-02-01 02:13:45 +00:00
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scanf("%d %d %d", &arr[0], &arr[1], &arr[2]);
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qsort(arr, 3, sizeof(int), cmp_num);
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if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7)
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2024-01-31 06:04:31 +00:00
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{
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puts("YES");
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}
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else
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{
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puts("NO");
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}
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}
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2024-01-31 12:43:04 +00:00
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int cmp_num(const void *num1, const void *num2)
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2024-01-31 06:04:31 +00:00
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{
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2024-01-31 12:43:04 +00:00
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if (*(int *)num1 > *(int *)num2)
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2024-01-31 06:04:31 +00:00
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{
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return (1);
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}
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2024-01-31 12:43:04 +00:00
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else if (*(int *)num1 < *(int *)num2)
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2024-01-31 06:04:31 +00:00
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{
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return (-1);
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}
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else
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{
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return (0);
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}
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}
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