Episode 2: Loops and Arrays

3 files changed, 71 insertions, 5 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b883f1f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.exe
diff --git a/README.md b/README.md
index d9f034a..6fe421d 100644
--- a/README.md
+++ b/README.md
@@ -47,3 +47,48 @@ Datatypes
 * numbers (int, float)
 * char -> character [A-Za-z]
 * array -> deck of (similar stuff card, number, char)
+
+
+* Loop
+
+* 1 -> 2
+* chore weekly basis:
+
+wash:
+1. collect the dirty clothes
+2. separate the whites from the colours
+3. load the colours into the washing machine
+4. add detergent to the washing machine.
+5. close the washing machine door/lid
+6. start the washing machine
+
+wash clothes week
+
+* week 1: wash
+* week 2: wash
+* week 3: wash
+* week .: wash
+* week .: wash
+* week .: wash
+* week n: wash
+
+rinse and repeat
+
+* `for` loop
+* `while` loop
+
+* condition: passing the lie detector test 
+* (1 == 1)  -> true
+* (0 == 1)  -> false
+
+```c
+  for (int i = 0; i < 1000000; i = i + 1) {
+    printf("%d\n", i);
+  }
+```
+
+```c
+  while (1 == 1) {
+    printf("true\n");
+  }
+```
diff --git a/main.c b/main.c
index a18548d..867efd6 100644
--- a/main.c
+++ b/main.c
@@ -1,14 +1,34 @@
 #include <stdio.h>
+#include <string.h>
 
 int main(int argc, char *argv[])
 {
-  char name[3];
+  char bike_rack[8];
+  for (int i = 0; i < 8; i = i + 1)
+  {
+    bike_rack[i] = '\0'; // NULL -> nothing
+  }
 
-  name[0] = 'm';
-  name[1] = 'o';
-  name[2] = '\0';
+  // rack: [0, 1, 2, 3]
+  // mo: 'm'
+  // om: 'o'
+  // bo: 'b'
+  // yo: 'y'
 
-  printf("%s", name);
+  bike_rack[0] = 'm';
+  /*bike_rack[1] = 'o';*/
+  /*bike_rack[2] = 'b';*/
+  bike_rack[3] = 'y';
 
+  for (int i = 0; i < 8; i = i + 1)
+  {
+    int bike = bike_rack[i];
+    printf("bike rack slot %d: %c\n", i, bike);
+  }
+
+  printf("\n");
   return 0;
 }
+
+// 1. compile: c -> machine
+// 2. run: machine -> os