THIS SOURCE HAS printf STATEMENT WHICH IS TO BE REPLACED WITH cout STATEMENT. PLEASE HELP ME....... :)

#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<time.h>
int a[9][9],b[9][9],r[60][2];
int row, col, icount, mode;
char solh;
void main()
{
void readvalues(void), display(void),generate(void);
int solve(),checkmat(), checkrow(), checkcolumn(),check(),isfixed();
int i,j,error;
char c;
clrscr();
prinf("\n\t\t\t   SUDOKU GAME by:\n\n\t\t\t  \n\t\t\t   Prathamesh Patil \n\t\t\t ");
prinf("\n\n\n\n\t\tEnter '1' to GENERATE SuDoKu Puzzle\n\n\t\tEnter any other key to SOLVE SuDoKu\n\n\n\n\t\tEnter: ");
scanf("%c",&c);
if(c=='1')
{
getchar();
generate();
if(solh=='y' || solh=='Y')
readvalues();
for(i=0;i<9;i++)
for(j=0;j<9;j++)
a[i][j]=b[i][j];
clrscr();
display();
getchar();
getchar();
exit(0);
}
clrscr();
prinf("\n\n\t\t\tHOW TO ENTER ELEMENTS\n");
prinf("\n\n1.Enter the elements by specifying the row and column number of\n  corresponding location");
prinf("\n\n2.Each row and column start from 1 and end at 9 (not from 0 to 8)");
prinf("\n\n3.After finishing entering the elements, enter zeroes (0)\n  for row or column");
prinf("\n\n4.If an element entered in a wrong location has to be deleted,\n  enter zero in that location");
prinf("\n\n\n\n\t\t\t  Enter any key to continue");
getchar();
read:
icount=0;
row=0; col=0;
for(i=0;i<9;i++)
for(j=0;j<9;j++)
a[i][j]=0;
for(i=0;i<60;i++)
{
r[i][0]=20; r[i][1]=20;
}
clrscr();
readvalues();
getchar();
clrscr();
ask:
display();
prinf("\n\nEnter 'm' to MODIFY\nEnter 'r' to RE-ENTER\nEnter any other key for SUDOKU Solution: ");
scanf("%c",&c);
if(c=='r' || c=='R')
{
clrscr();
goto read;
}
if(c=='m' || c=='M')
{
prinf("\n\n");
readvalues();
clrscr();
getchar();
goto ask;
}
next:
error=solve();
clrscr();
display();
if(error==0)
prinf("\n\n\n\n\rNO SUOLUTION or TOO MANY MODIFICATIONS");
prinf("\n\n\n\n\n\rEnter c to continue and any other key to exit: ");
scanf("%c",&c);
if(c=='c')
goto read;
getchar();
}
/*FUNTION TO READ ELEMENTS*/
void readvalues()
{
int i=icount,j,x,y,chek;
void display(void);
int check(int,int);
clrscr();
do
{
display();
prinf("\n");
row:
prinf("\n\nEnter row: ");
scanf("%d",&r[i][0]);
if(r[i][0]==0)
{
r[i][0]=100; r[i][1]=100;
break;
}
if(r[i][0]>10 || r[i][0]<0)
{
prinf("\nInvalid size\nEnter again");
r[i][0]=20; r[i][1]=20;
getchar();
goto row;
}
column:
prinf("Enter column: ");
scanf("%d",&r[i][1]);
if(r[i][1]==0)
{
r[i][0]=100; r[i][1]=100;
break;
}
if(r[i][1]<0 || r[i][1]>10)
{
prinf("\nInvalid size\nEnter again\n\n");
r[i][0]=20; r[i][1]=20;
getchar();
goto column;
}
r[i][0]=r[i][0]-1; r[i][1]=r[i][1]-1;
x=r[i][0]; y=r[i][1];
if(solh=='y' || solh=='Y')
for(j=0;j<icount;j++)
{
if(x==r[j][0] && y==r[j][1])
{
prinf("This location is fixed and cannot be changed");
goto row;
}
else
r[i][0]=20; r[i][1]=20;
}
scan:
prinf("Enter the corresponding number: ");
scanf("%d",&a[x][y]);
if(a[x][y]==0)
{
for(j=0;j<icount;j++)
{
if(x==r[j][0] && y==r[j][1])
{
r[j][0]=20; r[j][1]=20;
goto end;
}
if(solh=='y' || solh=='Y')
{
r[i][0]=20; r[i][1]=20;
goto end;
}
}
}
if(a[x][y]>9 || a[x][y]<=0)
{
prinf("\nNumber out of range\nEnter again\n\n");
a[x][y]=0;
goto scan;
}
else
{
chek=check(x,y);
if(chek==0)
{
prinf("\nInconsistent number\nEnter again");
a[x][y]=0; r[i][0]=20; r[i][1]=20;
goto row;
}
}
if(solh!='y' && solh!='Y')
{
icount++; i++;
}
end:
clrscr();
}while(r[i-1][0]!=-1 || r[i-1][1]!=-1);
}
isfixed(int count, int m, int n)
{
int i;
for(i=0;i<count;i++)
if(m==r[i][0] && n==r[i][1])
return(1);
return(0);
}
/*FUNCTION TO DISPLAY SUDOKU*/
void display()
{
int i,j,k,fixed;
gotoxy(6,0);
for(i=0;i<10;i++)
{
if(i%3==0)
{
textcolor(WHITE);
if(i!=0)
prinf("\n");
prinf("\t\t");
for(k=0;k<45;k++)
prinf("*");
if(i==9)
goto end;
}
if(i%3!=0)
{
textcolor(WHITE);
prinf("\n\t\t");
prinf("|\t\t\b|\t\t\b\b|\t\t\t\b\b\b\b|");
prinf("\n\t\t");
}
else
prinf("\n\t\t");
for(j=0;j<9;j++)
{
if(j%3==0)
{
if(a[i][j]==0)
{
textcolor(WHITE);
prinf("|");
for(k=0;k<4;k++)
prinf(" ");
}
else
{
textcolor(WHITE);
prinf("| ",a[i][j]);
fixed=isfixed(icount,i,j);
if(fixed==1)
textcolor(LIGHTRED);
else
textcolor(LIGHTGREEN);
prinf("%d  ",a[i][j]);
}
}
else
{
if(a[i][j]==0)
for(k=0;k<5;k++)
prinf(" ");
else
{
fixed=isfixed(icount,i,j);
if(fixed==1)
textcolor(LIGHTRED);
else
textcolor(LIGHTGREEN);
prinf("  %d  ",a[i][j]);
}
}
}textcolor(WHITE);
prinf("\b|");
}end:
}
int checkmat(int m, int n)
{
int x,y;
for(x=(m/3)*3;x<((m/3)*3+3);x++)
for(y=(n/3)*3;y<((n/3)*3+3);y++)
{
if(m!=x && n!=y)
if(a[m][n]==a[x][y])
return(0);
}
return(1);
}
int checkrow(int m, int n)
{
int x;
for(x=0;x<9;x++)
{
if(x!=n)
if(a[m][n]==a[m][x])
return(0);
}
return(1);
}
int checkcolumn(int m, int n)
{
int x;
for(x=0;x<9;x++)
{
if(x!=m)
if(a[m][n]==a[x][n])
return(0);
}
return(1);
}
/*FUNCTION TO CHECK CONSISTENCY OF AN ELEMENT*/
int check(int m,int n)
{
int c;
c=checkmat(m,n);
if(c==1)
c=c*checkrow(m,n);
else
return(c);
if(c==1)
c=c*checkcolumn(m,n);
else
return(c);
return(c);
}
/*FUNCTION TO SOLVE SUDOKU*/
solve()
{
int i,m=0,n=0,number,c,fixed;
mainallot:
for(m=row;m<9;m++)
{
n=col;
while(n<9)
{
number=1;
fixed=isfixed(icount,m,n);
if(fixed==0)
{
allot:
a[m][n]=number;
c=check(m,n);
if(c==0)
{
number++;
if(number>9)
{
a[m][n]=0;
if(n==0)
{
row=m-1; col=8;
if(row<0)
return(0);
goto backadjust;
}
else
{
row=m; col=n-1;
if(row<0 || col<0)
return(0);
goto backadjust;
}
}
goto allot;
}
}
n++;
if(n>8)
col=0;
}
}
return(1);
backadjust:
fixed=isfixed(icount,row,col);
if(fixed==0)
{
number=a[row][col];
allot1:
number++;
a[row][col]=number;
if(number>9)
{
a[row][col]=0;
if(col==0)
{
row--; col=8;
if(row<0)
return(0);
goto backadjust;
}
else
{
col--;
if(col<0)
return(0);
goto backadjust;
}
}
c=check(row,col);
if(c==0)
goto allot1;
else
{
if(col==8)
{
row++;
if(row>8)
return(0);
col=0;
goto mainallot;
}
else
{
col++;
if(col>8)
return(0);
goto mainallot;
}
}
}
else
{
if(col==0)
{
row--; col=8;
if(row<0)
return(0);
goto backadjust;
}
else
{
col--;
if(col<0)
return(0);
goto backadjust;
}
}
}
/*FUNCTION TO GENERATE SODOKU*/
void generate()
{
int c,i,m,n,count=1,fixed,error;
char choice;
randomize();
generate:
for(m=0;m<9;m++)
for(n=0;n<9;n++)
a[m][n]=0;
for(i=0;i<60;i++)
{
r[i][0]=20; r[i][1]=20;
}
clrscr();
prinf("\n\n\n\n\t\tEnter your choice of difficulty");
prinf("\n\n\n\t\t1.VERY EASY\n\n\t\t2.EASY\n\n\t\t3.MEDIUM\n\n\t\t4.HARD\n\n\n\t\tENTER: ");
scanf("%c",&choice);
switch(choice)
{
case '1': mode=34+random(4);
break;
case '2': mode=29+random(4);
break;
case '3': mode=27+random(2);
break;
case '4': mode=25+random(2);
break;
default : getchar();
goto generate;
}
a[0][0]=1+random(8); r[0][0]=0; r[0][1]=0;
for(count=1;count<10;count++)
{
choose:
m=random(9); n=random(9);
fixed=isfixed(icount,m,n);
if(fixed==1)
goto choose;
r[count][0]=m; r[count][1]=n;
allot:
a[m][n]=1+random(9);
if(a[m][n]==0)
goto allot;
c=check(m,n);
if(c==0)
goto allot;
}
icount=count;
error=solve();
for(m=0;m<9;m++)
for(n=0;n<9;n++)
b[m][n]=a[m][n];
row=0; col=0;
for(i=0;i<60;i++)
{
r[i][0]=20; r[i][1]=20;
}
if(error==0)
goto generate;
for(count=0;count<mode/2;count++)
{
choose2:
m=random(9); n=random(5);
fixed=isfixed(count,m,n);
if(fixed==1)
goto choose2;
r[count][0]=m; r[count][1]=n;
r[count+mode/2][0]=8-m;
r[count+mode/2][1]=8-n;
}
for(m=0;m<9;m++)
for(n=0;n<9;n++)
{
fixed=isfixed(mode,m,n);
if(fixed!=1)
a[m][n]=0;
}
icount=mode;
clrscr();
display();
getchar();
prinf("\n\n\nEnter 'y' to solve by yourself\nEnter 's' for solution\nEnter 'm' to generate more sudoku puzzles");
prinf("\nAnd any other key to exit: ");
scanf("%c", &solh);
if(solh=='y' || solh=='Y' || solh=='s' || solh=='S')
return;
getchar();
if(solh=='m' || solh=='M')
goto generate;
exit(0);
}

What help do you need, exactly?

I see 511 lines of code that couldn't possibly compile.
You have prinfnot printf

Another fine example of spaghetti code.

Get rid of all the "goto" statements! That isn't C++, it is badly written C code!

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