stdlib.h

05/main.c

@@ -2,9 +2,32 @@
 #include <math.h>
 #include <stdio.h>
 #include <signal.h>
+#include <stdlib.h>
 
-int main(int argc, char **argv) {
-	raise(SIGKILL);
+
+int compar(const void *a, const void *b) {
+	int i = *(int *)a;
+	int j = *(int *)b;
+	if (i < j) return -1;
+	if (i > j) return 1;
+	return 0;
+}
+
+int main(int argc, char **argv) {
+	ldiv_t l = ldiv(1000000000007, 5937448);
+	printf("%ld %ld\n",l.quot,l.rem);
+	int nums[10] = {8,34,1086,3872,-123,5873,3843,1762,INT_MAX,INT_MIN};
+	int i;
+	for (i = 0; i < 10; ++i) nums[i] = abs(nums[i]);
+	qsort(nums, 10, sizeof(int), compar);
+	for (i = 0; i < 10; ++i) printf("%d ", nums[i]);
+	printf("\n");
+	int search = 34;
+	int *p = bsearch(&search, nums, 10, sizeof(int), compar);
+	if (p)
+		printf("Found %d\n",*p);
+	else
+		printf("No match\n");
 	return 0;
 }