first commit

未命名1.cpp

@@ -0,0 +1,62 @@
+#include<stdio.h>
+#include<string.h>
+	struct book
+	{
+		char name[100];
+		char writer[20];
+		char pulish[100];
+		int date;
+		float price;
+		int place;
+		int number; 
+	};
+	struct book a[5]={
+	{"dujie","dujie","hunangongyedaxue",20180104,20.00,1,50},
+	{"lingyu","lingyu","hunangongyedaxue",20181220,38.00,2,38},
+	{"zhoutao","zhoutao","hunangongyedaxue",20181010,27.00,3,27},
+	{"liuyan","liuyan","hunangongyedaxue",20180308,1.00,4,100},
+	{"liubo","liubo","hunangongyedaxue",20180502,20.00,5,38},
+	};
+int main()
+{
+	int i,n,m,j;
+	char name[100],writer[100];
+
+	flag:;
+	gets(name);
+	gets(writer);
+    for(i=0;i<5;i++)
+	{
+		j=0;
+		j++;
+		if(strcmp(name,a[i].name)==0 && strcmp(writer,a[i].writer)==0)
+		{
+			printf("书名");
+			puts(a[i].name);
+			printf("作者");
+			puts(a[i].writer);
+			printf("出版社");
+			puts(a[i].pulish);
+			printf("日期 %d",a[i].date);
+			printf("价格 %.2f",a[i].price);
+			printf("位置 %d\n",a[i].place);
+		    printf("请输入所需数量\n");
+		    scanf("%d",&n);
+		    if(n<=a[i].number)
+		    printf("%f",(n*a[i].price));
+		    else
+			   printf("所需数量不在库存范围内\n");
+		       printf("是否还想买其他书籍 是 y或Y，否 双击回车键\n");
+		       scanf("%d",&m);
+		       if(m=='y'||m=='Y')
+		       j=0;
+		       goto flag; 
+		}
+		if(j=5)
+		{
+			j=0;
+			printf("谢谢,再见!");
+		}	
+	}
+	
+}