Compilare: main.c: In function 'main': main.c:37:49: warning: format '%d' expects argument of type 'int', but argument 3 has type 'int *' [-Wformat=] for (i = k; i < n; i ++) fprintf(fin, "%d", &v[i]); ^ main.c:18:19: warning: unused variable 'end' [-Wunused-variable] int x, start, end, length; ^~~ main.c:18:12: warning: unused variable 'start' [-Wunused-variable] int x, start, end, length; ^~~~~ main.c:16:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &p, &n, &k); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:25:13: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[i]); ^~~~~~~~~~~~~~~~~~~~~~~~ main.c:41:34: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] for (i = 0; i < n; i ++) fscanf(fin, "%d", &v[i]); ^~~~~~~~~~~~~~~~~~~~~~~~