int main(int argc, const char *argv[])
{
char str[N]="hello world";
char c_str[N];
my_copy(c_str,str);
printf("%s\n",c_str);
return 0;
}/*（17 ）将str【】的内容复制给c—str*/
int main()
{
char zifuchuan[N]="welcome to china!";
char p_s[N];
my_copy(zifuchuan,p_s);
printf("%s\n",p_s);
return 0;
}/*将zifuchuan数组中的内容复制到p_s数组中（8）*/
void *thr_fn(void *arg)
{
FILE *fp1;
FILE *fp2;
open_file(&fp1, &fp2);
my_copy(&fp1, &fp2);
close_file(&fp1, &fp2);
return;
}
void copy_file(char* file1, char* file2)
{
struct stat buf;
if( stat(file1, &buf)<0) perror(file1);
int fd1 = open_file(file1, O_RDONLY, buf.st_mode);
int fd2 = open_file(file2, O_CREAT|O_TRUNC|O_WRONLY, buf.st_mode);
my_copy(fd1, fd2);
close(fd1);
close(fd2);
}
/* print the longest input line, specialized version */
main()
{
int len; /* current line length */
extern int max;
extern char longest[];
max = 0;
while ((len = my_getline()) > 0)
if (len > max) {
max = len;
my_copy();
}
if (max > 0) { /* there was a line */
printf("\n------EOF------\n");
printf("The longest line is:\n");
printf("%s", longest);
}
return 0;
}
/* print the longest input line */
main()
{
int len; /* current line length */
int max; /* max length seen so far */
char line[MAXLINE]; /* current input line */
char longest[MAXLINE]; /* longest line saved here */
max = 0;
while ((len = my_getline(line, MAXLINE)) > 0)
if (len > max) {
max = len;
my_copy(longest, line);
}
if (max > 0) { /* there was a line */
printf("\n------EOF------\n");
printf("The longest line has %d characters.\n", max);
}
return 0;
}
/* Fonction: internal_command
* Entrees: un entier représentant la position de la commande
* a effectuer dans le tableau commande[]
*
* Sortie: aucune
*
* Execute une commande externe
*/
int internal_command(int pos) {
if( strcmp(commande[pos], "exit") == 0)
{stockCommande(); my_exit(commande); return 1;}
else if(strcmp(commande[pos], "cd") == 0)
{stockCommande(); chdir(commande[pos+1]); return 1;}
else if(strcmp(commande[pos], "cat") == 0)
{stockCommande(); my_cat(commande[pos+1], commande[pos+2]); return 1;}
else if(strcmp(commande[pos], "history") == 0)
{stockCommande(); my_history(); return 1;}
else if(strcmp(commande[pos], "cp") == 0)
{stockCommande(); my_copy(commande[pos+1], commande[pos+2]); return 1;}
else if(strcmp(commande[pos], "find") == 0)
{stockCommande(); my_find(0); return 1;}
else return 0;
}
void send_data_begin()
{
my_copy(src_b,src_e,buffer);
MPI_Isend(buffer, sz*sizeof(T),MPI_BYTE,
p.the_rank, ++tag, p.the_communicator, &curr_request);
}
int main()
{
std::vector <MyStr> testVec = {
MyStr(4, "value 4"),
MyStr(4, "value 04"),
MyStr(4, "value 004"),
MyStr(3, "value 3"),
MyStr(3, "value 03"),
MyStr(9, "value 9"),
MyStr(9, "value 09"),
MyStr(9, "value 009"),
MyStr(9, "value 0009"),
MyStr(7, "value 7"),
MyStr(7, "value 07"),
MyStr(1, "value 1")
};
// custom copyier
std::multimap<int, MyStr> tempMap;
PairMaker pairMaker;
my_copy(testVec.cbegin(), testVec.cend(), std::inserter(tempMap, tempMap.end()), pairMaker);
std::cout << "specialized copy->" <<std::endl;
std::for_each(tempMap.cbegin(), tempMap.cend(),
[](const std::multimap<int, MyStr>::value_type& rValue){
std::cout
<< "key[" << rValue.first
<< "] value:" << rValue.second.strval
<< std::endl;
});
std::multimap<int,MyStr> mmap = {
std::make_pair(4, MyStr(4, "value 4")),
std::make_pair(4, MyStr(4, "value 04")),
std::make_pair(4, MyStr(4, "value 004")),
std::make_pair(3, MyStr(3, "value 3")),
std::make_pair(3, MyStr(3, "value 03")),
std::make_pair(9, MyStr(9, "value 9")),
std::make_pair(9, MyStr(9, "value 09")),
std::make_pair(9, MyStr(9, "value 009")),
std::make_pair(9, MyStr(9, "value 0009")),
std::make_pair(7, MyStr(7, "value 7")),
std::make_pair(7, MyStr(7, "value 07")),
std::make_pair(1, MyStr(1, "value 1"))
};
//auto ostriter = std::ostream_iterator<std::pair<int,std::string>>(std::cout, ",");
for (auto iter = mmap.cbegin(); iter != mmap.cend(); ) {
/* ... process *itr ... */
auto range = mmap.equal_range(iter->first);
std::cout << "processing ["
<< std::distance (range.first, range.second)
<< "] entries with key[" << range.first->first
<< "]" << std::endl;
//std::copy (range.first, range.second, ostriter);
// std::for_each(range.first, range.second,
// [](const std::multimap<int, MyStr>::value_type& rValue){
// std::cout
// << "key[" << rValue.first
// << "] value:" << rValue.second.strval
// << std::endl;
// });
// advance to the next range
iter = range.second;
}
return 0;
}
void method_case_second(function_two f, int minimum, int maximum, int variant) {
for (int l = 1000; l <= 8000; l = l + 1000) {
out<<"Размер массива: "<<l<<endl;
int* etalon = new int[l];
int* sorting = new int[l];
_int64 min = INT_MAX;
_int64 max = -2;
_int64 sum = 0;
int kol = 0;
switch (variant) {
case 0:
array_generation(etalon, l, minimum, maximum);
break;
case 1:
array_generation(etalon, l, minimum, maximum);
break;
case 2:
array_generation(etalon, l, minimum, maximum);
bubble_sort(etalon, l);
break;
case 3:
array_generation(etalon, l, minimum, maximum);
array_almost_sort(etalon, l);
break;
case 4:
array_generation(etalon, l, minimum, maximum);
array_reverse(etalon, l);
break;
}
for (int k = 0; k < 20; k ++) {
my_copy(etalon, sorting, l);
_asm {
RDTSC
mov DWORD PTR timestart, eax
mov DWORD PTR timestart+4, edx
}
f(sorting, 0, l - 1);
_asm {
RDTSC
mov DWORD PTR timefinish, eax
mov DWORD PTR timefinish+4, edx
}
if ((timefinish - timestart) > max) {
max = (timefinish - timestart);
}
if ((timefinish - timestart) < min) {
min = (timefinish - timestart);
}
sum = sum + (timefinish - timestart);
kol ++;
}
out<<"Минимальное время: "<<min<<" Ticks"<<endl;
out<<"Среднее время время: "<<sum / kol<<" Ticks"<<endl;
out<<"Максимальное время: "<<max<<" Ticks"<<endl;
delete [] etalon;
delete [] sorting;
};
out<<endl;
}