StringGrid and fstream (C++ Builder)

 

int main_Tab[20],min_Tab[20],max_Tab[20];

     double aver_Tab[20];

void __fastcall min_Sort(int *tab, int s);

void __fastcall max_Sort(int *tab, int s);

int __fastcall minus_Plus(int value);

__fastcall TForm1::TForm1(TComponent* Owner)

: TForm(Owner)

{

 srand(time(NULL));

}

//---------------------------------------------------------------------------

void __fastcall TForm1::Button2Click(TObject *Sender)

{

 Close();

}

int __fastcall TForm1::minus_Plus(int value)

{

int temp;

temp=1+rand()%20;

if(temp%2==0)

return value;

else

     return value*-1;

}

void __fastcall TForm1::min_Sort(int *tab, int s)

{

int i,j,k;

for(i=1;i<s;i++)

{

j=i;

k=tab[j];

while((j>0) && (tab[j-1]>k))

{

tab[j]=tab[j-1];

j--;

}

tab[j]=k;

}

}

void __fastcall TForm1::max_Sort(int *tab, int s)

{

 int i,j,k;

for(i=1;i<s;i++)

{

j=i;

k=tab[j];

while((j>0) && (tab[j-1]<k))

{

tab[j]=tab[j-1];

j--;

}

tab[j]=k;

}

}

//---------------------------------------------------------------------------

void __fastcall TForm1::Button1Click(TObject *Sender)

{

 int i;

 for(i=0;i<20;i++)

 {

  main_Tab[i]=1+rand()%100;

  main_Tab[i]=minus_Plus(main_Tab[i]);

  min_Tab[i]=main_Tab[i];

  max_Tab[i]=main_Tab[i];

  StringGrid1->Cells[i][0]=IntToStr(main_Tab[i]);

 }

 min_Sort(min_Tab,20);

 max_Sort(max_Tab,20);

 for(i=0;i<20;i++)

 {

aver_Tab[i]=(1.00*max_Tab[i])/(1.00*min_Tab[i]);

StringGrid1->Cells[i][1]=IntToStr(min_Tab[i]);

StringGrid1->Cells[i][2]=IntToStr(max_Tab[i]);

StringGrid1->Cells[i][3]=FloatToStrF(aver_Tab[i],ffGeneral,2,4);

 }

}

//---------------------------------------------------------------------------

void __fastcall TForm1::Button3Click(TObject *Sender)

{

 float **tab;

 fstream tab_File;

 int x=StringGrid1->RowCount;

 int y=StringGrid1->ColCount;

 tab=new float *[x];

 int i,j;

 for(i=0;i<x;i++)

 {

tab[i]=new float[y];

 }

 for(i=0;i<x;i++)

  for(j=0;j<y;j++)

   tab[i][j]=StrToFloat(StringGrid1->Cells[j][i]);

 tab_File.open(Edit1->Text.w_str(),ios::out);

 if(tab_File.good())

 {

  for(i=0;i<x;i++)

  {

for(j=0;j<y;j++)

{

tab_File<<tab[i][j]<<", ";

tab_File.flush();

}

     tab_File<<"\n";

  }

   tab_File.close();

  }

 for(i=0;i<x;i++)

 {

delete [] tab[i];

delete  [] *tab;

 }

}

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pthread_create gcc

 #include <stdio.h>

#include <pthread.h>

int even_Numbers(int value)

{

if(value%2==0)

return 1;

else

return 0;

}

int odd_Numbers(int value)

{

if(value%2!=0)

return 1;

else

return 0;

}

void write_Even(void* sd)

{

int l=1;

while(1)

{

if(even_Numbers(l))

fprintf(stderr,"%d\n",l);

++l;

}

return NULL;

}

void write_Odd(void* sd)

{

int l=1;

while(1)

{

if(odd_Numbers(l))

fprintf(stderr,"%d\n",l);

++l;

}

return NULL;

}

pthread_t new_Thread;

int main()

{

pthread_create(&new_Thread,NULL,&write_Odd,NULL);

while(1)

write_Even(stderr);

return 0;

}

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Right triangles with prime numbers (C++)

#include <iostream>

#define gg 1000

using namespace std;

struct m_Point

{

int x;

int y;

int z;

};

int *TAB1,*TAB2;

bool is_Traingle(int a, int b, int c)

{

bool value=false;

if((a*a)+(b*b)==(c*c))

value=true;

if((a*a)+(c*c)==(b*b)) 

value=true;

if((b*b)+(c*c)==(a*a))

value=true;

return value;

 

}

bool is_First(int value)

{

int i,sum=0;

for(i=1;i<value+1;i++)

if(value%i==0)

  ++sum;

if(sum==2)

return true;

else

return false;

}

void init_Tab()

{

int i,j;

TAB1=new int[gg];

TAB2=new int[gg];

i=0;

j=2;

do

{

if(is_First(j))

{

TAB1[i]=j;

++i;

}

++j;

}while(i<gg);

i=0;

j=1;

do

{

if(!is_First(j))

{

TAB2[i]=j;

++i;

}

++j;

}while(i<gg);

}

void delete_Tab()

{

delete TAB2;

delete TAB1;

}

int main(int argc, char **argv)

{

int i,j,k,l=0;

init_Tab();

struct m_Point *TR=new struct m_Point[gg];

for(i=0;i<gg;i++)

{

TR[i].x=0;

TR[i].y=0;

TR[i].z=0;

    }

   

for(i=0;i<gg;i++)

{

   for(j=0;j<gg;j++)

   {

   for(k=0;k<gg;k++)

   {

   if(is_Traingle(TAB1[i],TAB2[j],TAB2[k]))

   {

   TR[l].x=TAB1[i];TR[l].y=TAB2[j];TR[l].z=TAB2[k];

   ++l;

   }

   if(is_Traingle(TAB1[i],TAB1[i],TAB2[k]))

   {

    TR[l].x=TAB1[i];TR[l].y=TAB2[j];TR[l].z=TAB2[k];

   ++l;

   

   }

    if(is_Traingle(TAB1[i],TAB1[i],TAB1[k]))

   {

    TR[l].x=TAB1[i];TR[l].y=TAB2[j];TR[l].z=TAB2[k];

   ++l;

   

   }

   }

   }

}

for(i=0;i<l;i++)

{

cout<<i+1<<") "<<TR[i].x<<" - "<<TR[i].y<<" - "<<TR[i].z<<endl;

}

delete [] TR;

delete_Tab();

return 0;

}

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