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ifstream fileStream("C:\\text.txt");
istream_iterator<int> isitbeg(fileStream);
istream_iterator<int> isitend;
cout << distance(isitbeg, isitend) << "\n";
#include <stdio.h>
int main()
{
FILE* fp;
int arr[100], x, i=0;
fp= fopen("f:\\test.txt","r");
while (!feof(fp)){
fscanf(fp,"%d",&x);
arr[i++]=x;
}
printf("the total number is: %d\n",i);
for(x=0;x<i;x++)
printf("%d\t",arr[x]);
return 0;
}