Tizimli dasturlash Labaratoriya ishi №1

Muhammad Al-Xorazmiy nomidagi Toshkent axborot texnologiyalari universiteti

Fan nomi:Tizimli dasturlash

Labaratoriya ishi №1
Variant №9

Mavzu: Fayllar va fayl tizimi bilan ishlash

Guruh: SPP001-L1 
Bajardi:Hamroyev Doniyor
Tekshirdi: Ergashev Sirojiddin

Toshkent -2022
Mavzu: Fayllar va fayl tizimi bilan ishlash
Ishdan maqsad: C++ dasturlash muhitida chiziqlar va fayllar elementlari ustida amallarni bajarish orqali tizimli dasturiy ta’minot nazariyasi tamoyillari bilan tanishish va o‘zlashtirish.

1. 
   #include
   

#include
void insert(char* buffer, unsigned pos, char c)
{
for(unsigned i = strlen(buffer) + 1; i > pos; --i)
buffer[i] = buffer[i - 1];
buffer[pos] = c;
}
int main()
{
std::cout << "input line: ";
const int BUF_SIZE = 256;
char* buffer = new char[BUF_SIZE];
std::cin.getline(buffer, BUF_SIZE);
std::cout << "input character: ";
char c;
std::cin >> c;
for(unsigned i = 0; i < strlen(buffer); ++i)
if(c == buffer[i])
{
insert(buffer, i, c);
++i;
}
std::cout << buffer << std::endl;
delete[] buffer;
return 0;
}

2)
#include

#include
int main()
{
FILE *fp;
char ch, fname[30], newch[500];
int i=0, j, COUNT=0;
printf("Enter the filename with extension: ");
gets(fname);
fp = fopen(fname, "r");
if(!fp)
{
printf("Error in opening the file...\nExiting...");
getch();
return 0;
}
printf("\nThe original content is:\n\n");
ch = getc(fp);
while(ch != EOF)
{
COUNT++;
putchar(ch);
newch[i] = ch;
i++;
ch = getc(fp);
}
printf("\n\n\n");
printf("The content in reverse order is:\n\n");
for(j=(COUNT-1); j>=0; j--)
{
ch = newch[j];
printf("%c", ch);
}
printf("\n");
getch();
return 0;
}