1 files changed, 23 insertions, 0 deletions
diff --git a/test/matrix.c b/test/matrix.c
new file mode 100644
index 0000000..d612734
--- /dev/null
+++ b/test/matrix.c
@@ -0,0 +1,23 @@
+#define N 4
+
+void matrix_multiply(int first[][N], int second[][N], int multiply[][N]) {
+    int sum = 0;
+    for (int c = 0; c < N; c++) {
+        for (int d = 0; d < N; d++) {
+            for (int k = 0; k < N; k++) {
+                sum = sum + first[c][k]*second[k][d];
+            }
+            multiply[c][d] = sum;
+            sum = 0;
+        }
+    }
+}
+
+int main() {
+    int f[N][N] = {{1, 2, 3, 4}, {1, 2, 3, 4}, {1, 2, 3, 4}, {1, 2, 3, 4}};
+    int s[N][N] = {{5, 6, 7, 8}, {5, 6, 7, 8}, {5, 6, 7, 8}, {5, 6, 7, 8}};
+    int m[N][N] = {{0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}};
+
+    matrix_multiply(f, s, m);
+    return m[1][1];
+}