update

src/P2822/P2822_prefix.cpp

@@ -4,8 +4,7 @@
 using ull = unsigned long long;
 
 static constexpr size_t max_n {(size_t)2e3+5}; 
-
-ull k, c[max_n][max_n], prefix[max_n][max_n], t, n, m;
+static ull k, c[max_n][max_n], prefix[max_n][max_n], t, n, m;
 
 static void init(){
     c[0][0] = c[1][0] = c[1][1] = 1;
@@ -15,7 +14,7 @@ static void init(){
             c[i][j] = (c[i-1][j-1] + c[i-1][j])%k;
         }
     }
-    for(ull i {2};i<max_n;i++){ //t被修改
+    for(ull i = 2;i<max_n;i++){ //t被修改
         for(ull j{1};j<=i;j++){
             prefix[i][j] = prefix[i-1][j]+prefix[i][j-1]-prefix[i-1][j-1] + (c[i][j]==0?1:0);
         }
@@ -27,10 +26,10 @@ static void init(){
 
 int main(){
     std::cin>>t>>k;
-    std::cout<<NV(t)<<'\n'<<NV(k)<<'\n';
+    // std::cout<<NV(t)<<'\n'<<NV(k)<<'\n';
     init();
     for(ull i {0};i<t;i++){
-        std::cout<<NV(t)<<'\n'<<NV(k)<<'\n';
+        // std::cout<<NV(t)<<'\n'<<NV(k)<<'\n';
         std::cin>>n>>m;
         std::cout<<"test\n";
         m = std::min(m,n);