diff --git a/快速法.cpp b/快速法.cpp
new file mode 100644
index 0000000..0946e00
--- /dev/null
+++ b/快速法.cpp
@@ -0,0 +1,32 @@
+void quick(int *a,int i,int j) 
+{ 
+ int m,n,temp; 
+ int k; 
+ m=i; 
+ n=j; 
+ k=a[(i+j)/2]; 
+ do 
+ { 
+  while(  a[m]<k && m<j  ) 
+   m++;    
+   
+  while( a[n] >k && n>i ) 
+    n--;      
+  
+  if(m<=n) 
+  {       
+    temp=a[m];
+    a[m]=a[n];
+    a[n]=temp;
+    m++;
+    n--;
+  }
+ }
+ while(m<=n); 
+  
+ if(m<j) 
+  quick(a,m,j);    
+  
+ if(n>i) 
+  quick(a,i,n); 
+}