max of bids

#include <stdio.h>
#include <stdlib.h>
int main(void) {
  FILE *in = fopen("bids.txt", "r");
  if (!in) {
    exit(1);
  }
  int max = 0;
  for (char buf[BUFSIZ]; fgets(buf, BUFSIZ, in);) {
    int bid;
    if (sscanf(buf, "%*s%d", &bid) == 1) {
      if (max < bid) {
        max = bid;
      }
    }
  }
  rewind(in);
  for (char buf[BUFSIZ]; fgets(buf, BUFSIZ, in);) {
    char name[BUFSIZ];
    int bid;
    if (sscanf(buf, "%s%d", name, &bid) == 2) {
      if (bid == max) {
        printf("%s\n", name);
      }
    }
  }
  fclose(in);
}