From 9709a35f46fcee7921745acefe0c624bf8fe2dc6 Mon Sep 17 00:00:00 2001
From: Johannes Kapfhammer <jkapfham@ethz.ch>
Date: Thu, 10 Oct 2019 14:28:35 +0200
Subject: [PATCH] implement pair/tuple input

---
 example.cpp             | 3 +--
 include/bits/soi-io.hpp | 9 +++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/example.cpp b/example.cpp
index 41e8b7b..5acaf1b 100644
--- a/example.cpp
+++ b/example.cpp
@@ -27,8 +27,7 @@ signed main() {
   a.foo();
   a.bar(3,4,"hi");
 
-  int i = read_int();
-  int j = read_int();
+  auto [i, j] = read<int, int>();
   print(i, j);
 
   print("read string",read<string>());
diff --git a/include/bits/soi-io.hpp b/include/bits/soi-io.hpp
index 84a06a0..4e8acfb 100644
--- a/include/bits/soi-io.hpp
+++ b/include/bits/soi-io.hpp
@@ -10,6 +10,15 @@ T read() {
   return x;
 }
 
+template <typename T1, typename T2>
+std::pair<T1, T2> read() {
+  return std::pair<T1, T2>{read<T1>(), read<T2>()};
+}
+template <typename T1, typename T2, typename T3, typename... Ts>
+std::tuple<T1, T2, T3, Ts...> read() {
+  return std::tuple<T1, T2, T3, Ts...>{read<T1>(), read<T2>(), read<T3>(), read<Ts>()...};
+}
+
 int read_int() { return read<int>(); }
 char read_char() { return read<char>(); }
 double read_double() { return read<double>(); }