Onze eh soma de impares menos soma de pares mod 11

onze/onze.c

@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <string.h>
+
+int main(int argc, const char *argv[])
+{
+  char number[1001];
+  int i = 0, size = 0, even = 1, total = 0;
+  while ( scanf("%s\n",number) != EOF && strcmp(number,"0\0") ) {
+    size = strlen(number);
+    for (i=0; i < size; i++) {
+      total = (even ? total + (number[i] - 48) : total - (number[i] - 48));
+      even = ( even ? 0 : 1);
+    }
+    printf("%s is%s a multiple of 11.\n",number, ( ( total % 11 == 0 ) ? "" : " not" ) );
+    total = 0;
+    even = 1;
+    size = 0;
+  }
+  return 0;
+}

onze/values.txt

@@ -0,0 +1,7 @@
+112233
+30800
+2937
+323455693
+5038297
+112234
+0