diff --git a/src/sort.c b/src/sort.c
index 0bd7495..ab49757 100644
--- a/src/sort.c
+++ b/src/sort.c
@@ -63,7 +63,7 @@ void print_array(int *array, int n) {
 	for (i = 0; i < n; i++) {
 		fprintf(stdout, "%d ", array[i]);
 	}
-	fprintf(stdout, "\n");
+	fprintf(stdout, "\n\n");
 }
 
 /**
@@ -189,12 +189,12 @@ int main (int argc, char **argv) {
 			array[i] = opt;
 		}
 		else {
-			array[i] = gen_rand(-1000, 5000);
+			array[i] = gen_rand((n * 10) * -1, n * 10);
 		}
 	}
 
 	if (imprimir) {
-		fprintf(stdout, "\nAntes:\n");
+		fprintf(stdout, "Antes:\n");
 		print_array(array, n);
 	}
 
diff --git a/test/test.c b/test/test.c
index 05e246f..d0513af 100644
--- a/test/test.c
+++ b/test/test.c
@@ -81,7 +81,7 @@ int main(int argc, char **argv) {
 
 	// Prepare for sort tests
 	for (i = 0; i < n; i++) {
-		test_case[i] = gen_rand(-20, 100);
+		test_case[i] = gen_rand(-100, 100);
 	}
 	memcpy(qarray, test_case, sizeof(int) * n);
 	memcpy(test_array, test_case, sizeof(int) * n);