用C++定义股票类 Stock,记录一支股票交易的基本信息,包括交易日序号、当日最高价、最低价、开盘价、收盘价,成员函数根据需要自行定义。实例化一个对象数组存放连续 5个交易日的股票信息。编写主函数计算从第二个交易日开始每天的当日涨幅(按收盘价计算)。
时间: 2024-05-05 15:16:43 浏览: 13
```
#include<stdio.h>
#include<stdlib.h>
typedef struct{
int day;
float high;
float low;
float open;
float close;
}Stock;
float dailyIncrease(Stock s1, Stock s2);
int main(){
Stock stocks[5];
for(int i=0; i<5; i++){
printf("Enter the trading record of day %d:\n", i+1);
printf("High: ");
scanf("%f", &stocks[i].high);
printf("Low: ");
scanf("%f", &stocks[i].low);
printf("Open: ");
scanf("%f", &stocks[i].open);
printf("Close: ");
scanf("%f", &stocks[i].close);
stocks[i].day = i+1;
}
for(int i=1; i<5; i++){
float increase = dailyIncrease(stocks[i-1], stocks[i]);
printf("The daily increase of day %d is: %.2f%%\n", i+1, increase*100);
}
return 0;
}
float dailyIncrease(Stock s1, Stock s2){
return (s2.close - s1.close)/s1.close;
}
```