more

1 files changed, 26 insertions, 0 deletions

diff --git a/4p31.cpp b/4p31.cpp
new file mode 100644
index 0000000..07bc64f
--- /dev/null
+++ b/4p31.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+#include <vector>
+
+/*
+ *
+ * 4.31
+ *
+ * There is no difference, because what is returned is discarded.
+ * ++ix and --cnt is technically better because we return nothing
+ * but there isnt a difference because both programs do the same thing.
+ */
+
+int main () {
+	
+	std::vector<int> ivec(10);
+	std::vector<int>::size_type cnt = ivec.size();
+	for(std::vector<int>::size_type ix = 0 ; ix != ivec.size() ; ix++, cnt--) {
+		ivec[ix] = cnt;
+	}
+
+	for(auto a : ivec) {
+		std::cout << a << std::endl;
+	}
+	
+	return 0;
+}