From 4022e5c95210631e4aceb08eaf9d9071aa5aefc4 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.001@gmail.com>
Date: Tue, 15 Sep 2026 08:16:43 +0800
Subject: Set up a git repo

---
 tests/performance/00_bitset3.sy | 67 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 tests/performance/00_bitset3.sy

(limited to 'tests/performance/00_bitset3.sy')

diff --git a/tests/performance/00_bitset3.sy b/tests/performance/00_bitset3.sy
new file mode 100644
index 0000000..b8b9e83
--- /dev/null
+++ b/tests/performance/00_bitset3.sy
@@ -0,0 +1,67 @@
+int set(int a[], int pos, int d){
+    const int bitcount = 30;
+    int x[bitcount + 1] = {};
+
+    x[0] = 1;
+    x[1] = x[0] * 2;
+    x[2] = x[1] * 2;
+    x[3] = x[2] * 2;
+    x[4] = x[3] * 2;
+    x[5] = x[4] * 2;
+    x[6] = x[5] * 2;
+    x[7] = x[6] * 2;
+    x[8] = x[7] * 2;
+    x[9] = x[8] * 2;
+    x[10] = x[9] * 2;
+    
+    int i = 10;
+    while (i < bitcount){
+        i = i + 1;
+        x[i] = x[i - 1] * 2;
+    }
+
+    int v = 0;
+
+    if (pos / bitcount >= 10000) return 0;
+    
+    if (a[pos / bitcount] / (x[pos % bitcount]) % 2 != d){
+        if (a[pos / bitcount] / (x[pos % bitcount]) % 2 == 0)
+            if (d == 1)
+                v = x[pos % bitcount];
+        
+        if (a[pos / bitcount] / x[pos % bitcount] % 2 == 1)
+            if (d == 0)
+                v = v - x[pos % bitcount];
+    }
+
+    a[pos / bitcount] = a[pos / bitcount] + v;
+    return 0;
+}
+
+int seed[3] = {19971231, 19981013, 1000000000 + 7};
+int staticvalue = 0;
+
+int rand(){
+    staticvalue = staticvalue * seed[0] + seed[1];
+    staticvalue = staticvalue % seed[2];
+    if (staticvalue < 0) staticvalue = seed[2] + staticvalue;
+    return staticvalue;
+}
+
+int a[10000] = {};
+int main(){
+    
+    int n = getint();
+    staticvalue = getint();
+    starttime();
+    int x, y;
+    while (n > 0){
+        n = n - 1;
+        x = rand() % 300000;
+        y = rand() % 2;
+        set(a, x, y);
+    }
+    stoptime();
+    putarray(10000, a);
+    return 0;
+}
\ No newline at end of file
-- 
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