From 3e4d2dfba34602d492033f79a231cd2646999eb0 Mon Sep 17 00:00:00 2001
From: hanyixuanten <hanyixuanten@outlook.com>
Date: Fri, 14 Aug 2026 10:07:42 +0800
Subject: [PATCH] modified:   3.cpp

---
 3.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/3.cpp b/3.cpp
index 1193171..82518bc 100644
--- a/3.cpp
+++ b/3.cpp
@@ -4,7 +4,7 @@ using namespace std;
 long long a, b, p;
 void put(__int128 a)
 {
-    char c[40];
+    char c[60];
     if (a == 0)
         puts("0");
     int tot = 0;
@@ -22,7 +22,7 @@ void put(__int128 a)
 int main()
 {
     cin >> a >> b >> p;
-    __int128 ans = (a % p) * (b % p) % p;
+    __int128 ans = ((__int128)a % p) * (b % p) % p;
     put(ans);
     return 0;
 }
\ No newline at end of file