diff --git a/10/solution.c b/10/solution.c
new file mode 100644
index 0000000..3274a74
--- /dev/null
+++ b/10/solution.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+
+int main(void) {
+    char insn[5];
+    int arg = 0, X = 1, clock = 1, S = 0;
+
+    printf("Gold:\n\n\t");
+
+    while (scanf("%s %i\n", insn, &arg) > 0) {
+        for (int busy = *insn == 'a' ? 2 : 1; busy > 0; busy--, clock++) {
+            S += !((clock - 20) % 40) * clock * X;
+
+            printf("%s%s", ((clock - 1) % 40 >= X - 1 &&
+                            (clock - 1) % 40 <= X + 1) ? "█" : "░",
+                   (clock % 40) ? "" : "\n\t");
+        }
+
+        X += (*insn == 'a') * arg;
+    }
+
+    printf("\nSilver: %i\n", S);
+}