diff --git a/shiyan01.cpp b/shiyan01.cpp
new file mode 100644
index 0000000..69f6225
--- /dev/null
+++ b/shiyan01.cpp
@@ -0,0 +1,110 @@
+#include<stdio.h>
+#include<string.h>
+#include<stdlib.h>
+#include<ctype.h>
+#define N 10000
+ 
+struct Equipment
+{
+char bianhao[20]; 
+char zhonglei[20]; 
+char name[20]; 
+char price[20]; 
+char buy_date[20]; 
+char baofei[20];    
+};
+ 
+
+ 
+struct Equipment equipment[1000];
+int num=0;
+ 
+
+int Equipment_SearchByBuy_date(char riqi[])
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].buy_date,riqi)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+int Equipment_SearchByName(char leibie[])
+ 
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].name,leibie)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+ 
+int Equipment_SearchByBaofei(char baofei[])
+ 
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].baofei,baofei)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+
+int Equipment_SearchByPrice(char jiage[])
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].price,jiage)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+ 
+ int Equipment_SearchByZhonglei(char zhonglei[])
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].zhonglei,zhonglei)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+
+
+ 
+ 
+int Equipment_SearchByIndex(char id[])
+{
+int i;
+for (i=0;i<num;i++)
+{
+if (strcmp(equipment[i].bianhao,id)==0)
+{
+return i;
+}
+}
+return -1;
+}
+ 
+