diff --git "a/1\345\237\272\346\234\254\346\212\200\350\203\275\345\274\200\345\217\221\346\212\200\345\267\247/10.c" "b/1\345\237\272\346\234\254\346\212\200\350\203\275\345\274\200\345\217\221\346\212\200\345\267\247/10.c"
index d941be1..38da2f0 100644
--- "a/1\345\237\272\346\234\254\346\212\200\350\203\275\345\274\200\345\217\221\346\212\200\345\267\247/10.c"
+++ "b/1\345\237\272\346\234\254\346\212\200\350\203\275\345\274\200\345\217\221\346\212\200\345\267\247/10.c"
@@ -7,9 +7,9 @@
 int main(int argc, char *argv[])
 {
   int i;
-  printf ("please input decimalism number:\n");
+  printf ("please enter any decimal number:\n");
   scanf("%d",&i);
-  printf ("the hex number is %x\n",i);
+  printf ("the hexadecimal equivalent is %x\n",i);
   return 0;
 }
 */
@@ -163,7 +163,7 @@ int main(int argc, char *argv[])
   int year;
   printf ("please input the year:\n");
   scanf("%d",&year);
-  if((year%4==0&&year%100!=0)||year%400==0)
+  if((year%4==0 && year%100!=0) || year%400==0)
     printf ("%d is a leap year\n",year);
   else
     printf ("%d is not a leap year\n",year);
@@ -182,7 +182,7 @@ int main(int argc, char *argv[])
     {
       printf ("please input an integer\n");
       scanf("%d",&n);
-      if (n<=10||n>=100)
+      if (n<=10 || n>=100)
 {
   printf ("data error\n");
   continue;
@@ -211,10 +211,10 @@ int main(int argc, char *argv[])
 	  z1=10*y1+1;
 	  //判断是否满足等式条件
 	  if (n+i==z+z1&&n!=z1)
-{
-  printf ("%d+%d=%d+%d\n",n,i,z,z1);
-  j++;
- }
+		{
+  			printf ("%d+%d=%d+%d\n",n,i,z,z1);
+  			j++;
+ 		}
 	  else
 	    continue;
 	}