Answer / aditya raj

// magic square for odd numbers....

#include<stdio.h>
main()
{
int n;
scanf("%d",&n);
int a[n][n],i,j;
int row[n],col[n],dia[2]={0};
for(i=0;i<n;i++)
{
row[i]=0;
col[i]=0;
}
int num=1;
int nn=n*3/2;
for(i=0; i < n; i++)
for(j=0; j < n; j++)

a[(j-i+nn)%n][(i*2-j+n)%n]=num++;

for(i=0; i < n; i++)
{ for(j=0; j < n; j++)
{
printf("%d ",a[i][j]);

}

printf("\n");
}
}

Answer / anurag

This is the link to read something about the magic aquare.
try it.
htp://mathworld.wolfram.com/MagicSquare.html

Answer / aditya raj

// magic square for odd numbers....

#include<stdio.h>
main()
{
int n;
scanf("%d",&n);
int a[n][n],i,j;
int row[n],col[n],dia[2]={0};
for(i=0;i<n;i++)
{
row[i]=0;
col[i]=0;
}
int num=1;
int nn=n*3/2;
for(i=0; i < n; i++)
for(j=0; j < n; j++)

a[(j-i+nn)%n][(i*2-j+n)%n]=num++;

for(i=0; i < n; i++)
{ for(j=0; j < n; j++)
{
printf("%d ",a[i][j]);

}

printf("\n");
}
}

Answer / radhika

Nine

how can u draw a rectangle in C

53 Answers   Accenture, CO, Codeblocks, Cognizant, HCL, Oracle, Punjab National Bank, SAP Labs, TCS, University, Wipro,

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main( ) { static int a[ ] = {0,1,2,3,4}; int *p[ ] = {a,a+1,a+2,a+3,a+4}; int **ptr = p; ptr++; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); *ptr++; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); *++ptr; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); ++*ptr; printf(“\n %d %d %d”, ptr-p, *ptr-a, **ptr); }

2 Answers   Persistent,

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Give a one-line C expression to test whether a number is a power of 2.

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1 Answers  

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how to return a multiple value from a function?

2 Answers   Wipro,

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main() { extern int i; i=20; printf("%d",sizeof(i)); }

2 Answers  

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In the following pgm add a stmt in the function fun such that the address of 'a' gets stored in 'j'. main(){ int * j; void fun(int **); fun(&j); } void fun(int **k) { int a =0; /* add a stmt here*/ }

1 Answers  

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write a c program to input initial & final time in the format hh:mm and find the time intervel between them? Ex inputs are initial 06:30 final 00:05 and 23:22 final 22.30

0 Answers  

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write a c program to Create a registration form application by taking the details like username, address, phone number, email along with password and confirm password (should be same as password).Ensure that the password is of 8 characters with only numbers and alphabets. Take such details for 5 users and display the details. In place of password display “****”. (Use Structures).

0 Answers   CDAC, College School Exams Tests,

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write a function to give demostrate the functionality of 3d in 1d. function prototye: change(int value,int indexX,int indexY,int indexZ, int [] 1dArray); value=what is the date; indexX=x-asix indexY=y-axis indexZ=z-axis and 1dArray=in which and where the value is stored??

0 Answers   Nagarro,

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int i,j; for(i=0;i<=10;i++) { j+=5; assert(i<5); }

3 Answers   Cisco, HCL,

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