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发表于 2024-3-25 17:18:35
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本帖最后由 黎明§末日 于 2024-3-25 17:21 编辑
课后作业:
测试题:
0:cpu它只能读的懂2进制的0和1
1:机器语言
2:编译
3:编译型语言编译出来的机器语言是可执行文件,可以直接被cpu执行
解释型语言不直接编译成机器码,而是将源代码转化为中间代码,发送给解释器由解释器逐句翻译给cpu执行
4:不能
5:解释器可以把源码编译成不同平台的代码,从而实现跨平台
6:是查表
7:qin men chen di ren chi fan shi fa dong
亲们 趁敌人吃饭时发动
动动手:
#include <io.h>
#include <direct.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define MAX 256
long total;
int countLines(const char *filename);
void findAllCodes(const char *path);
void findALLFiles(const char *path);
int countLines(const char *filename)
{
FILE *fp;
int count = 0;
int temp;
if ((fp = fopen(filename, "r")) == NULL)
{
fprintf(stderr, "Can not open the file: %s\n", filename);
return 0;
}
while ((temp = fgetc(fp)) != EOF)
{
if (temp == '\n')
{
count++;
}
}
fclose(fp);
return count;
}
void findAllCodes(const char *path)
{
struct _finddata_t fa;
long handle;
char thePath[MAX], target[MAX];
strcpy(thePath, path);
if ((handle = _findfirst(strcat(thePath, "/*.c"), &fa)) != -1L)
{
do
{
sprintf(target, "%s/%s", path, fa.name);
total += countLines(target);
} while (_findnext(handle, &fa) == 0);
}
_findclose(handle);
}
void findALLDirs(const char *path)
{
struct _finddata_t fa;
long handle;
char thePath[MAX];
strcpy(thePath, path);
if ((handle = _findfirst(strcat(thePath, "/*"), &fa)) == -1L)
{
fprintf(stderr, "The path %s is wrong!\n", path);
return;
}
do
{
if (!strcmp(fa.name, ".") || !strcmp(fa.name, ".."))
continue;
if (fa.attrib == _A_SUBDIR)
{
sprintf(thePath, "%s/%s", path, fa.name);
findAllCodes(thePath);
findALLDirs(thePath);
}
} while (_findnext(handle, &fa) == 0);
_findclose(handle);
}
int main()
{
char path[MAX] = ".";
printf("计算中...\n");
findAllCodes(path);
findALLDirs(path);
printf("目前你总共写了 %ld 行代码! \n\n", total);
system("pause");
return 0;
}
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