From 0728eb468fd9f9d4dead08860362dda52ff91c39 Mon Sep 17 00:00:00 2001
From: Michael Zhang <mail@mzhang.io>
Date: Sat, 25 Nov 2023 09:28:49 +0000
Subject: [PATCH] okayge

---
 assignments/03/bench.sh |  4 ++--
 assignments/03/lpa.cpp  | 20 ++++++++++----------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/assignments/03/bench.sh b/assignments/03/bench.sh
index 18f2039..97b66f6 100755
--- a/assignments/03/bench.sh
+++ b/assignments/03/bench.sh
@@ -1,8 +1,8 @@
-for dataset in $(echo "1000.txt" "10000.txt" "1000000.txt" "1000000.txt"); do
+for dataset in $(echo "1000.txt" "10000.txt" "100000.txt" "1000000.txt"); do
     for processors in $(echo 1 2 4 8 16 | tr ' ' '\n'); do
         # file="dataset/both_$dataset"
         file="/export/scratch/CSCI5451_F23/assignment-3/dataset/$dataset"
         echo $processors $file;
-        mpirun -n $processors ./lpa $file >> out.txt
+        mpirun -n $processors ./lpa $file graphout.txt >> stdout.txt
     done
 done
\ No newline at end of file
diff --git a/assignments/03/lpa.cpp b/assignments/03/lpa.cpp
index 0f3686e..f84a85a 100644
--- a/assignments/03/lpa.cpp
+++ b/assignments/03/lpa.cpp
@@ -362,28 +362,28 @@ int main(int argc, char **argv) {
 // disk.
 #pragma region
   if (rank == 0) {
-    std::vector<int> all_assignments(total_num_nodes);
+    FILE *fp = fopen(argv[2], "w");
     std::map<int, int> label_count;
-    int ctr = 0;
     for (int process_idx = 0; process_idx < p; ++process_idx) {
       pair this_node_range = node_ranges[process_idx];
       int count = this_node_range.snd - this_node_range.fst;
       if (process_idx == 0) {
         for (int j = 0; j < count; ++j) {
-          all_assignments[this_node_range.fst + j] =
-              node_label_assignment_vec[j];
-          label_count[all_assignments[this_node_range.fst + j]]++;
+          // all_assignments[this_node_range.fst + j] =
+          //     node_label_assignment_vec[j];
+          fprintf(fp, "%d\n", node_label_assignment_vec[j]);
+          label_count[node_label_assignment_vec[j]]++;
         }
       } else {
-        MPI_Recv(&all_assignments[this_node_range.fst], count, MPI_INT,
-                 process_idx, TAG_SEND_FINAL_RESULT, MPI_COMM_WORLD, NULL);
+        int recvbuf[count];
+        MPI_Recv(&recvbuf, count, MPI_INT, process_idx, TAG_SEND_FINAL_RESULT,
+                 MPI_COMM_WORLD, NULL);
         for (int j = 0; j < count; ++j) {
-          label_count[all_assignments[this_node_range.fst + j]]++;
+          fprintf(fp, "%d\n", recvbuf[j]);
+          label_count[recvbuf[j]]++;
         }
       }
     }
-
-    std::cout << "Done! " << label_count.size() << std::endl;
   } else {
     MPI_Send(node_label_assignment_vec, num_my_nodes, MPI_INT, 0,
              TAG_SEND_FINAL_RESULT, MPI_COMM_WORLD);