diff --git a/part_1/main.cu b/part_1/main.cu
index d14d0e0a231809cee7706567eaa332819e6aefd5..659268956125c116f46b8b6e2a8526e1b9eb9094 100644
--- a/part_1/main.cu
+++ b/part_1/main.cu
@@ -1,5 +1,5 @@
 /**
- *
+ * Program entrypoint and intiialization.
  */
 
 
@@ -31,9 +31,6 @@
 // Method Declaration.
 void process_dir(std::string path_str);
 void process_file(std::string path_str);
-// void validate_path(char* path_str);
-// void compute(int a, int b);
-// __global__ void cuda_add(int a, int b, int* c);
 
 
 // Global Variables.
@@ -180,62 +177,3 @@ void process_file(std::string path_str) {
     minute_format_string << std::setprecision(0) << std::fixed << minutes_elapsed;
     logger.timer(minute_format_string.str() + " min, " + second_format_string.str() + " seconds");
 }
-
-
-// /*
-//  * Program's main. Initializes and runs program.
-//  */
-// int main(int argc, char* argv[]) {
-//     printf("Starting program.\n");
-//     printf("\n");
-
-//     // Check provided number of args.
-//     if (argc < 3) {
-//         // Less than two args provided.
-//         printf("Provided too few program args. Expected two integers to add.");
-//     } else if (argc > 3) {
-//         // More than two args provided.
-//         printf("Provided too many program args. Expected two integers to add.");
-//     } else {
-//         // Two args provided. Compute with GPU.
-//         int a = atoi(argv[1]);
-//         int b = atoi(argv[2]);
-//         printf("Adding %i and %i\n", a, b);
-//         compute(a, b);
-//     }
-
-//     printf("\n");
-//     printf("Terminating program.\n");
-//     exit(0);
-// }
-
-
-// /*
-//  * Function to have CPU and GPU collaborate for basic addition computation.
-//  */
-// void compute(int a, int b) {
-//     int sum;
-//     int* dev_sum;
-
-//     // Allocate memory on the GPU.
-//     cudaMalloc((int**) &dev_sum, sizeof(int));
-
-//     // Call CUDA function.
-//     cuda_add<<<1,1>>>(a, b, dev_sum);
-
-//     // Copy GPU result back to CPU.
-//     cudaMemcpy(&sum, dev_sum, sizeof(int), cudaMemcpyDeviceToHost);
-
-//     // Display result.
-//     printf("Sum is %i\n", sum);
-
-//     cudaFree(dev_sum);
-// }
-
-
-// /**
-//  * Entrypoint to GPU kernel execution.
-//  */
-// __global__ void cuda_add(int a, int b, int* c) {
-//     *c = a + b;
-// }