update

day14/P1064/P1064.cpp

@@ -40,12 +40,12 @@ int main(){
     }
     for(int i=1;i<=m;i++){
         for(int j=n;j>=0;j--){
-            if(items[i].subNum==2&&j>=(items[i+1].v+items[i+2].v)){
-                dp[j]=max(dp[j],dp[j-(items[i+1].v+items[i+2].v)]+(items[i+1].v*items[i+1].p)+(items[i+2].v*items[i+2].p));
-            }else if((items[i].subNum==2&&j>=items[i+1].v) || (items[i].subNum==1&&j>=items[i+1].v)){
-                dp[j]=max(dp[j],dp[j-items[i+1].v]+(items[i+1].v*items[i+1].p));
-            }else if(items[i].subNum==2&&j>=items[i+2].v){
-                dp[j]=max(dp[j],dp[j-items[i+2].v]+(items[i+2].v*items[i+2].p));
+            if(items[i].subNum==2&&j>=(items[i].v+items[i+1].v+items[i+2].v)){
+                dp[j]=max(dp[j],dp[j-(items[i].v+items[i+1].v+items[i+2].v)]+(items[i].v*items[i].p)+(items[i+1].v*items[i+1].p)+(items[i+2].v*items[i+2].p));
+            }else if((items[i].subNum==2&&j>=(items[i].v+items[i+1].v)) || (items[i].subNum==1&&j>=(items[i].v+items[i+1].v))){
+                dp[j]=max(dp[j],dp[j-(items[i].v+items[i+1].v)]+(items[i].v*items[i].p)+(items[i+1].v*items[i+1].p));
+            }else if(items[i].subNum==2&&j>=(items[i].v+items[i+2].v)){
+                dp[j]=max(dp[j],dp[j-(items[i].v+items[i+2].v)]+(items[i].v*items[i].p)+(items[i+2].v*items[i+2].p));
             }else if(j>=items[i].v){
                 dp[j] = max(dp[j],dp[j-items[i].v]+items[i].v*items[i].p);
             }

day14/P3367/1.ans

@@ -0,0 +1,4 @@
+N
+Y
+N
+Y

day14/P3367/1.in

@@ -0,0 +1,8 @@
+4 7
+2 1 2
+1 1 2
+2 1 2
+1 3 4
+2 1 4
+1 2 3
+2 1 4

day14/P3367/P3367.cpp

@@ -0,0 +1,62 @@
+#include <cctype>
+#include <cstdio>
+#include <iostream>
+using namespace std;
+
+const int MAX_N=1e4+114;
+int n,m;
+int b[MAX_N];
+
+inline int readint();
+inline int getfather(int n);
+inline int getroot(int n);
+inline void pre(int n);
+
+#define PV(v){cout<<#v<<" : "<<(v)<<endl;}
+#define L(m){cout<<"[LOG]: "<<(m)<<endl;}
+
+int main(){
+    n=readint(),m=readint();
+    pre(n);
+    for(int i=1;i<=m;i++){
+        const int z=readint(),x=readint(),y=readint();
+        if(z==1){
+            b[getroot(x)]=getroot(y);
+        }else{
+
+            cout<<(getroot(x)==getroot(y)?"Y":"N")<<endl;
+        }
+    }
+}
+
+void pre(int n){
+    for(int i=1;i<=n;i++){
+        b[i]=i;
+    }
+}
+
+int getroot(int n){
+    int r=getfather(n);
+    while(r!=getfather(r)){
+        r=b[r]=b[b[r]];
+    }
+    return r;
+}
+
+int getfather(int n){
+    return b[n];
+}
+
+int readint(){
+    int x=0,w=1;
+    char ch=0;
+    while (!isdigit(ch)) {
+        if(ch=='-')w=-1;
+        ch=getchar();
+    }
+    while(isdigit(ch)){
+        x=x*10+(ch-'0');
+        ch=getchar();
+    }
+    return x*w;
+}

day14/P3367/P3367.json

@@ -0,0 +1,9 @@
+{
+    "files":["P3367.cpp"],
+    "args":["-O3","-Wall"],
+    "tests":[
+        {"in":"1.in","ans":"1.ans"},
+        {"in":"P3367_2.in","ans":"P3367_2.out"}
+    ],
+    "runtimeout":1000
+}

day14/P3865/1.ans

@@ -0,0 +1,8 @@
+9
+9
+7
+7
+9
+8
+7
+9

day14/P3865/1.in

@@ -0,0 +1,10 @@
+8 8
+9 3 1 7 5 6 0 8
+1 6
+1 5
+2 7
+2 6
+1 8
+4 8
+3 7
+1 8

day14/P3865/P3865.cpp

@@ -0,0 +1,48 @@
+#include <algorithm>
+#include <cctype>
+#include <cmath>
+#include <cstdio>
+#include <iostream>
+using namespace std;
+
+int readint();
+const int MAX_N = 1e5+5;
+const int MAX_LN = 20;
+int s[MAX_N][MAX_LN];
+int m,n;
+int l2[MAX_N];
+
+int main(){
+    n=readint(),m=readint();
+    l2[1]=0;
+    for(int i=2;i<=n;i++){
+        l2[i]=l2[i/2]+1;
+    }
+    for(int i=1;i<=n;i++){
+        s[i][0]=readint();
+    }
+    for (int j=1;j<=l2[n]; j++) {
+        for(int i=1;i<=n-(1<<j)+1;i++){
+            s[i][j]=max(s[i][j-1],s[i+(1<<(j-1))][j-1]);
+        }
+    }
+    for(int i=1;i<=m;i++){
+        const int l=readint(),r=readint();
+        int j = l2[r-l+1];
+        cout<<max(s[l][j],s[r-(1<<j)+1][j])<<endl;
+    }
+}
+
+int readint(){
+    int x=0,w=1;
+    char ch=0;
+    while(!isdigit(ch)){
+        if(ch=='-')w=-1;
+        ch=getchar();
+    }
+    while(isdigit(ch)){
+        x=x*10+(ch-'0');
+        ch=getchar();
+    }
+    return x*w;
+}

day14/P3865/P3865.json

@@ -0,0 +1,8 @@
+{
+    "files":["P3865.cpp"],
+    "args":["-O2","-Wall"],
+    "tests":[
+        {"in":"1.in","ans":"1.ans"}
+    ],
+    "runtimeout":1000
+}