diff --git a/p16.c b/p16.c
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+++ b/p16.c
@@ -0,0 +1,50 @@
+
+/*
+ * http://projecteuler.net
+ * 
+ * Projecteuler - Problem 16
+ * ------------------------
+ * 2010-04-18 Henrik Hautakoski
+ *
+ * quick and dirty! but somehow still beautiful
+ */
+
+#include <stdio.h>
+
+void base2pow(char *num, int len, int exp) {
+
+    int i, j;
+    char tmp, rem = 0;
+    
+    num[len-1] = 1;
+    for(i=0; i < len-1; i++)
+        num[i] = 0;
+    
+    for(i=0; i < exp; i++) {
+        for(j=len-1; j > 0; j--) {
+
+            tmp = num[j] * 2;
+            
+            if (rem)
+                tmp += 1;
+            if ((rem = tmp > 9))
+                num[j] = tmp % 10;
+            else
+                num[j] = tmp;
+        }
+    }
+}
+
+int main() {
+
+    int i, sum = 0;
+    char num[512];
+
+    base2pow(num, 512, 1000);
+
+    for(i=0; i < 512; i++)
+        sum += num[i];
+    printf("%i\n", sum);
+    
+    return 0;
+}
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