1 files changed, 52 insertions, 0 deletions
diff --git a/wk2/pset/readability/readability.c b/wk2/pset/readability/readability.c
new file mode 100644
index 0000000..89f675e
--- /dev/null
+++ b/wk2/pset/readability/readability.c
@@ -0,0 +1,52 @@
+#include <cs50.h>
+#include <math.h>
+#include <stdio.h>
+
+int main(void)
+{
+    string text = get_string("Text: ");
+    float s = 0;
+    float w = 1;
+    float l = 0;
+    int i = 0;
+    char c;
+    do
+    {
+        c = text[i];
+        int j = c;
+        i++;
+        if (c == '.' || c == '!' || c == '?')
+        {
+            s++;
+        }
+        else if (c == ' ')
+        {
+            w++;
+        }
+        else if ((64 < j && j < 91) || (96 < j && j < 123))
+        {
+            l++;
+        }
+    }
+    while (c != '\0');
+    // printf("s: %f w: %f l: %f\n", s, w, l);
+    float L = (float) (l / w) * 100;
+    float S = (double) (s / w) * 100;
+    float index = 0.0588 * L - 0.296 * S - 15.8;
+    if (index < 1)
+    {
+        printf("Before Grade 1\n");
+    }
+    else
+    {
+        int ans = round(index);
+        if (ans >= 16)
+        {
+            printf("Grade 16+\n");
+        }
+        else
+        {
+            printf("Grade %i\n", ans);
+        }
+    }
+}