centralized performance resources

ocw/1/c-primer/swap.c

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+// Copyright (c) 2012 MIT License by 6.172 Staff
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+void swap(int i, int j) {
+  int temp = i;
+  i = j;
+  j = temp;
+}
+
+int main() {
+  int k = 1;
+  int m = 2;
+  swap(k, m);
+  // What does this print?
+  printf("k = %d, m = %d\n", k, m);
+
+  return 0;
+}