law & order

1 files changed, 29 insertions, 0 deletions

diff --git a/02/main.l b/02/main.l
new file mode 100644
index 0000000..872c7bc
--- /dev/null
+++ b/02/main.l
@@ -0,0 +1,29 @@
+%{
+int word_count = 0;
+int line_count = 0;
+int char_count = 0;
+int para_count = 0;
+int spaces = 0;
+%}
+
+%%
+\n line_count++;
+[ \t] spaces++;
+[A-Za-z]+ { word_count++; char_count+=yyleng;};
+\n\n para_count++;
+<<EOF>> {para_count++; return 1;};
+. ;
+%%
+
+int main(void) {
+    yylex();
+    printf("%d lines\n", line_count);
+    printf("%d words\n", word_count);
+    printf("%d blanks\n", spaces);
+    printf("%d characters\n", char_count);
+    printf("%d paragraphs\n", para_count);
+}
+
+int yywrap() {
+    return(1);
+}