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Copy pathAPSP.C
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APSP.C
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#include<stdio.h>
#include<conio.h>
void apsp(int);
int c[15][15],a[15][15];
void main()
{
int n,i,j;
clrscr();
printf("Enter no. of nodes: ");
scanf("%d",&n);
printf("Enter cost values:-\n");
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
if(i==j)
c[i][j]=0;
else
{
printf("Cost[%d,%d]=",i,j);
scanf("%d",&c[i][j]);
}
}
}
apsp(n);
printf("\n ");
for(i=1;i<=n;i++)
printf("%d ",i);
printf("\n\n");
for(i=1;i<=n;i++)
{
printf("%d ",i);
for(j=1;j<=n;j++)
printf("%d ",a[i][j]);
printf("\n\n");
}
getch();
}
void apsp(int x)
{
int i,j,k;
for(i=1;i<=x;i++)
for(j=1;j<=x;j++)
a[i][j]=c[i][j];
for(k=1;k<=x;k++)
for(i=1;i<=x;i++)
for(j=1;j<=x;j++)
a[i][j]=((a[i][j] > (a[i][k]+a[k][j])) ? (a[i][k]+a[k][j]) : a[i][j]);
}