diff --git a/rsa/bigint.c b/rsa/bigint.c
index f78c5cd..58e2e19 100644
--- a/rsa/bigint.c
+++ b/rsa/bigint.c
@@ -72,7 +72,6 @@ int bigint_dif(bigint_t a, bigint_t b) {
 		if (a.data[cursor] ^ b.data[cursor]) {
 			return 1;
 		}
-		//cursor -= 1;
 	}
 
 	return 0;
@@ -89,8 +88,6 @@ int is_not_zero(bigint_t n) {
 
 // TODO check opti
 void bigint_substraction(bigint_t a, bigint_t b, bigint_t borrow, bigint_t y) {
-	//bigint_t borrow = bigint_clone(b);
-	//bigint_t y = bigint_clone(b);
 	memcpy(borrow.data, b.data, b.len * sizeof(uint32_t));
 	memcpy(y.data, b.data, b.len * sizeof(uint32_t));
 	while (is_not_zero(y)) {
@@ -100,23 +97,13 @@ void bigint_substraction(bigint_t a, bigint_t b, bigint_t borrow, bigint_t y) {
 		}
 		move_bigint_bitwise_left_shift(borrow, y);
 	}
-	//bigint_destroy(y);
-	//bigint_destroy(borrow);
 }
 
 // TODO check opti
 void custom_bigint_modulo(bigint_t a, bigint_t b, bigint_t result, bigint_t mod, bigint_t borrow_sub, bigint_t y_sub) {
 	bigint_set_zeros(result);
 	memcpy(result.data, a.data, a.len * sizeof(uint32_t));
-	//bigint_t mod = bigint_clone(b);
-	/*if (a.len > b.len) {
-		printf("useless\n");
-		//bigint_destroy(mod);
-		mod = bigint_zero(a.len);
-		memcpy(mod.data, b.data, b.len * sizeof(uint32_t));
-	}*/
 	if (bigint_cmp(result, b) < 0) {
-		//bigint_destroy(mod);
 		return ;
 	}
 	bigint_bitwise_left_shift(mod);
@@ -132,7 +119,6 @@ void custom_bigint_modulo(bigint_t a, bigint_t b, bigint_t result, bigint_t mod,
 	while (bigint_cmp(result, b) > 0) {
 		bigint_substraction(result, b, borrow_sub, y_sub);
 	}
-	//bigint_destroy(mod);
 }
 
 bigint_t bigint_new(size_t len) {
@@ -261,11 +247,7 @@ void bulk_destroy(bigint_t x, bigint_t y, bigint_t n, bigint_t d, bigint_t two,
 	bigint_destroy(n_minus_two);
 	bigint_destroy(n_minus_one);
 }
-/*
-   bigint_t bigint_random_range(bigint_t low, bigint_t high) {
 
-   }
-   */
 bigint_t bigint_prime(size_t len) {
 	bigint_t n = bigint_zero(RSA_BLOCK_SIZE / 8 / sizeof(uint32_t) * 2);
 
@@ -297,7 +279,6 @@ bigint_t bigint_prime(size_t len) {
 	n_minus_two.data[0] -= 1;
 	n_minus_one.data[0] -= 1;
 	bigint_decrement(n_minus_two);
-	//bigint_t a = bigint_zero(len);
 	bigint_t a = bigint_zero(RSA_BLOCK_SIZE / 8 / sizeof(uint32_t) * 2);
 	for (uint32_t k = 0; k < 128; k++) {
 		bigint_set_zeros(a);