From 79027e1c77d258cead845b3c1596f5c41e220b45 Mon Sep 17 00:00:00 2001
From: OliverLew <oliver_lew@outlook.com>
Date: Thu, 4 May 2017 01:24:57 +0800
Subject: [PATCH] minor changes

---
 PATBasic/1040.c | 9 +++------
 PATBasic/1048.c | 4 ++--
 PATBasic/1049.c | 2 +-
 3 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/PATBasic/1040.c b/PATBasic/1040.c
index 1e7819f..50b6696 100644
--- a/PATBasic/1040.c
+++ b/PATBasic/1040.c
@@ -28,12 +28,9 @@ int main()
     char c;
     while((c = getchar()) != '\n')
     {
-        switch(c)
-        {
-            case 'P':   P++;                        break;
-            case 'A':   PA = (PA + P) % LIM;        break;
-            case 'T':   PAT = (PAT + PA) % LIM;     break;
-        }
+        if(c == 'P')   P++;
+        if(c == 'A')   PA = (PA + P) % LIM;
+        if(c == 'T')   PAT = (PAT + PA) % LIM;
     }
     printf("%d", PAT);
     return 0;
diff --git a/PATBasic/1048.c b/PATBasic/1048.c
index 95820f2..bb429ee 100644
--- a/PATBasic/1048.c
+++ b/PATBasic/1048.c
@@ -24,7 +24,7 @@
 int main()
 {
     char A[101], B[101];
-    char thirteen[13] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'J', 'Q', 'K'};
+    char encrypt[] = "0123456789JQK";
 
     scanf("%s %s", A, B);
     int lenA = strlen(A);
@@ -36,7 +36,7 @@ int main()
     {
         a = lenA + i - maxlen < 0 ? 0 : A[lenA + i - maxlen] - '0';
         b = lenB + i - maxlen < 0 ? 0 : B[lenB + i - maxlen] - '0';
-        if((maxlen - i) % 2)    putchar(thirteen[(a + b) % 13]);
+        if((maxlen - i) % 2)    putchar(encrypt[(a + b) % 13]);
         else                    putchar('0' + (b - a < 0 ? b - a + 10 : b - a));
     }
         
diff --git a/PATBasic/1049.c b/PATBasic/1049.c
index 04c156d..1683d13 100644
--- a/PATBasic/1049.c
+++ b/PATBasic/1049.c
@@ -34,7 +34,7 @@ int main()
         scanf("%lf", &ai);
         sum += ai * (i + 1) * (N - i);
     }
-    printf("%.2f", sum);
+    printf("%.2lf", sum);
     
     return 0;
 }