Compilare: main.c: In function 'main': main.c:44:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if (A > 1000 || B > 1000 || C > 1000) ^~ main.c:47:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' unsigned int *array_in = malloc(N * sizeof(unsigned int)); ^~~~~~~~ main.c:43:2: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d %d %d",&N, &A, &B, &C); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~