commit for once

1 files changed, 42 insertions, 0 deletions

diff --git a/3/9_data_structures/45_rec.c b/3/9_data_structures/45_rec.c
new file mode 100644
index 0000000..f04ac0e
--- /dev/null
+++ b/3/9_data_structures/45_rec.c
@@ -0,0 +1,42 @@
+struct {
+    char *a;
+    short b;
+    double c;
+    char d;
+    float e;
+    char f;
+    long g;
+    int h;
+} rec;
+// A.
+//      |char* 8|short 2|gap 6|double 8|char 1|float 4|char 1|gap 2|long 8|int 4|gap 4|
+//      |-------|-------------|--------|---------------------------|------|-----------|
+//          8           8          8                  8                8        8
+//
+//      a 0
+//      b 8
+//      c 16
+//      d 24
+//      e 25
+//      f 29
+//      g 32
+//      h 40
+//
+// B.
+//      48
+//
+// C.
+//      |char* 8|short 2|char 1|float 4|char 1|double 8|long 8|int 4|gap 4|
+//      |-------|-----------------------------|--------|------|-----------|
+//          8                  8                  8        8        8
+//
+//      a 0
+//      b 8
+//      c 16
+//      d 10
+//      e 11
+//      f 15
+//      g 24
+//      h 32
+//
+//      total 40