Compilare: main.c: In function 'main': main.c:8:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &n); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:9:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &m); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:16:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &x); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:17:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &y); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:18:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &salt); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:19:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fileIn, "%d", &gr); ^~~~~~~~~~~~~~~~~~~~~~~~~