diff --git a/菱形打印.c b/菱形打印.c
new file mode 100644
index 0000000..15328d8
--- /dev/null
+++ b/菱形打印.c
@@ -0,0 +1,30 @@
+#include <stdio.h>
+ 
+int main()
+{
+    int i,j,n;
+    scanf("%d",&n);
+    int k=(n+1)/2;
+    for(i=1;i<=k;i++){
+        for(j=1;j<=n-2*i+1;j++){
+            printf(" ");
+        }
+        for(j=1;j<=2*i-1;j++){
+            printf("* ");
+        }
+        printf("\n");
+    }
+    for(i=n-k;i>=1;i--){
+        for(j=1;j<=n-2*i+1;j++){
+            printf(" ");
+        }
+        for(j=1;j<=2*i-1;j++){
+            printf("* ");
+        }
+        printf("\n");
+    }
+    
+    return 0;
+}
+
+