error:expression syntax in function main

[rajiv prathap]

#include<stdio.h>
int maxi(int x,int y);
int buildtourn(int tourn[],int n);
int nextmax(int tourn[],int n);
 
int main()
{
int tourn[100],n,i;
printf("give n:");
scanf("%d",&n);
for(i=n;i<2*n-1;i++)
{printf("give the %d inputs",n);
scanf("%d",&tourn[i]);
}
printf("%d",nextmax(tourn[],n));
printf("maximum is %d",tourn[1]);
 
return 0;
}
int buildtourn(int tourn[],int n)
{int i;
for(i=2*n-1;i>1;i-=2)
tourn[i/2]=maxi(tourn[i],tourn[i+1]);
return 0;
}
int nextmax(int tourn[],int n)
{int i=2,next;
next=maxi(tourn[2],tourn[3]);
while(i<=2*n-1)
{
if(tourn[i]>tourn[i+1])
{next=maxi(tourn[i],next);
i=2*i;
}
else
{next=maxi(tourn[i+1],next);
i=2*(i+1);} }
return(next);}

[johny10151981]

your error on line 15,
if you want to pass the pointer to

nextmax

function then this is a wrong way, try this

printf("%d",nextmax(&tourn[0],n))