diff --git a/pset1/2-stdio.c b/pset1/2-stdio.c
index bdc2449..a659589 100644
--- a/pset1/2-stdio.c
+++ b/pset1/2-stdio.c
@@ -1,16 +1,16 @@
 #include <stdio.h>
 
-int main(void)
-{
-	//initialization
-	char sex;
-	int age;
-	float height;
+int main(void) {
+  // initialization
+  char sex;
+  int age;
+  float height;
 
-	//get input from stdin
-	scanf("%c %i %f", &sex, &age, &height);
-	
-	//print answer to stdout
-	printf("The sex is %c, the age is %i, and the height is %f.", sex, age, height);
-	return 0;
+  // get input from stdin
+  scanf("%c %i %f", &sex, &age, &height);
+
+  // print answer to stdout
+  printf("The sex is %c, the age is %i, and the height is %f.", sex, age,
+         height);
+  return 0;
 }
diff --git a/pset1/5-data-types.c b/pset1/5-data-types.c
index d71cfe0..675c843 100644
--- a/pset1/5-data-types.c
+++ b/pset1/5-data-types.c
@@ -1,27 +1,27 @@
 #include <stdio.h>
 
-int main(void)
-{
-	//initialize variables
-	char a;
-	short b;
-	int c;
-	long d;
-	long long e;
-	float f;
-	double g;
+int main(void) {
+  // initialize variables
+  char a;
+  short b;
+  int c;
+  long d;
+  long long e;
+  float f;
+  double g;
 
-	//assign values from stdin
-	scanf ("%c %hd %i %ld %lld %f %lf", &a, &b, &c, &d, &e, &f, &g);
+  // assign values from stdin
+  scanf("%c %hd %i %ld %lld %f %lf", &a, &b, &c, &d, &e, &f, &g);
 
-	//print answers
-	printf("The 'char' variable is %c, it takes %ld byte.\n", a, sizeof(a));
-	printf("The 'short' variable is %hd, it takes %ld bytes.\n", b, sizeof(b));
-	printf("The 'int' variable is %i, it takes %ld bytes.\n", c, sizeof(c));
-	printf("The 'long' variable is %ld, it takes %ld bytes.\n", d, sizeof(d));
-	printf("The 'long long' variable is %lld, it takes %ld bytes.\n", e, sizeof(e));
-	printf("The 'float' variable is %f, it takes %ld bytes.\n", f, sizeof(f));
-	printf("The 'double' variable is %lf, it takes %ld bytes.\n", g, sizeof(g));
+  // print answers
+  printf("The 'char' variable is %c, it takes %ld byte.\n", a, sizeof(a));
+  printf("The 'short' variable is %hd, it takes %ld bytes.\n", b, sizeof(b));
+  printf("The 'int' variable is %i, it takes %ld bytes.\n", c, sizeof(c));
+  printf("The 'long' variable is %ld, it takes %ld bytes.\n", d, sizeof(d));
+  printf("The 'long long' variable is %lld, it takes %ld bytes.\n", e,
+         sizeof(e));
+  printf("The 'float' variable is %f, it takes %ld bytes.\n", f, sizeof(f));
+  printf("The 'double' variable is %lf, it takes %ld bytes.\n", g, sizeof(g));
 
-	return 0;
+  return 0;
 }