#include <stdio.h>

char buffer[100];

// Method 1
while (fgets(buffer, sizeof buffer, stdin) != NULL) {
  size_t len = strlen(buffer);
  if (len > 0 && buffer[len - 1] == 'n')
    buffer[--len] = '';

  // use buffer
  printf(""%s"n", buffer);
}

// Method 2
while (fgets(buffer, sizeof buffer, stdin) != NULL) {
  strtok(buffer, "n");

  // use buffer
  printf(""%s"n", buffer);
}