Day 1/C: Improve, return both results

01/solution.c

@@ -1,19 +1,28 @@
 #include <stdio.h>
-#include <stdint.h>
 
-#include "input.h"
+enum {winsize=3};
 
 int main(void) {
-    uint16_t answer = 0;
-    uint32_t prev = 0;
-    for (uint16_t *p = input+3; p < (&input)[1]; p++) {
-        uint32_t new = *(p-2) + *(p-1) + *p;
+    int num[winsize], res[4]={0}, new, i, j;
 
-        if (new > prev)
-            answer++;
+    for (i=0;scanf("%d",&num[i%winsize])==1;i++) {
+        if (i) {
+            if (num[i%winsize] > res[1])
+                res[0]++;
 
-        prev = new;
+            res[1] = num[i%winsize];
+
+            if (i>2) {
+                for (j=0,new=0;j<winsize;j++)
+                    new += num[j];
+
+                if (new > res[3])
+                    res[2]++;
+
+                res[3] = new;
+            }
+        }
     }
 
-    printf("Answer: %d\n", answer);
+    printf("Silver: %lu\nGold: %lu\n", res[0], res[2]);
 }