part one day one

01/main.c

@@ -0,0 +1,26 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+int
+main()
+{
+    int prev = -1;
+    int total = 0;
+    
+    static char buffer[1024];
+    FILE *f = fopen("input", "r");
+
+    while(fgets(buffer, 1024, f)) {
+        int val = atoi(buffer);
+        if(prev != -1 && val > prev) {
+            total++;
+        }
+        prev = val;
+    }
+
+    printf("total increasing: %d\n", total);
+
+    fclose(f);
+
+    return 0;
+}