c语言 米粒问题的封装函数
时间: 2024-01-06 16:04:42 浏览: 71
以下是一个简单的米粒问题的封装函数示例:
```
#include <stdio.h>
/* 封装函数:计算米粒的总数 */
int calcTotalGrains(int squares) {
int total = 0;
int grains = 1;
for (int i = 1; i <= squares; i++) {
total += grains;
grains *= 2;
}
return total;
}
int main() {
int squares;
printf("请输入棋盘上的方格数:");
scanf("%d", &squares);
int totalGrains = calcTotalGrains(squares);
printf("米粒的总数为:%d\n", totalGrains);
return 0;
}
```
该函数使用了一个 `for` 循环来计算米粒的总数。在每个方格上,米粒的数量都是前一个方格的两倍。因此,我们可以用 `grains *= 2` 来计算下一个方格的米粒数,并将其累加到 `total` 变量中。
在 `main` 函数中,我们首先获取用户输入的方格数,并将其传递给 `calcTotalGrains` 函数。然后,我们将返回的总米粒数打印出来。
这个函数示例并不完整,但可以作为一个简单的参考来帮助您开始封装函数。请注意,这只是一个示例,实际上可能需要更多的参数和返回值,以及更复杂的逻辑,具体取决于您的具体需求。
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