Uploaded AtCoder Contest accepted submissions

AtCoder/abc292/a.cpp

@@ -0,0 +1,15 @@
+#include<iostream>
+using namespace std;
+
+int main()
+{
+    char s[100];
+    cin>>s;
+    int i=0;
+    while(s[i]!='\0')
+    {
+        cout<<(char)(int(s[i]-32));
+        i++;
+    }
+    return 0;
+}

AtCoder/abc292/b.cpp

@@ -0,0 +1,34 @@
+#include<iostream>
+using namespace std;
+
+int main()
+{
+    int n,q;
+    cin>>n>>q;
+    int arr[n][2]={0,0};              // yellow, red, index=number-1
+    int temp1,x;
+    for(int i=0;i<q;i++)
+    {
+        cin>>temp1>>x;
+        if(temp1==1)
+        {
+            arr[x-1][0]++;
+        }
+        else if(temp1==2)
+        {
+            arr[x-1][1]++;
+        }
+        else
+        {
+            if(arr[x-1][0]>=2||arr[x-1][1]>=1)
+            {
+                cout<<"Yes"<<endl;
+            }
+            else
+            {
+                cout<<"No"<<endl;
+            }
+        }
+    }
+    return 0;
+}

AtCoder/abc292/c.cpp

@@ -0,0 +1,34 @@
+#include<iostream>
+#include<cmath>
+using namespace std;
+
+int cntdiv(int n)
+{
+    int cnt = 0;
+    for (int i = 1; i <= sqrt(n); i++) {
+        if (n % i == 0) {
+            if (n / i == i)
+                cnt++;
+
+            else // Otherwise count both
+                cnt = cnt + 2;
+        }
+    }
+    return cnt;
+}
+
+int main()
+{
+    int n;
+    cin>>n;
+    long long answer=0;
+    for(int i=1,j=n-1;i<j;i++,j--)
+    {
+        answer+=cntdiv(i)*cntdiv(j)*2;
+    }
+    if(n%2==0)
+    {
+        answer+=pow(cntdiv(n/2),2);
+    }
+    cout<<answer;
+}

AtCoder/abc292/f.cpp

@@ -0,0 +1,15 @@
+#include<iostream> 
+#include<cmath>
+using namespace std;
+int main(){
+    long double a,b;
+    cin>>a>>b;
+    cout.precision(15);
+    if(sqrt(3)*max(a,b)<=2*min(a,b)){
+    cout<<2*sqrt(a*a+b*b-a*b*sqrt(3));
+    }
+    else{
+    cout<<2*min(a,b)/sqrt(3);
+    }
+    return 0;
+}

AtCoder/abc296/a.cpp

@@ -0,0 +1,36 @@
+#include<iostream>
+using namespace std;
+
+int main()
+{
+    int n;
+    bool done=false;
+    char temp1,temp2;
+    cin>>n;
+    cin>>temp1;
+    int i=2;
+    for(;i<=n;i++)
+    {
+        cin>>temp2;
+        if(temp1==temp2)
+        {
+            done=true;
+            break;
+        }
+        temp1=temp2;
+    }
+    i++;
+    for(;i<=n;i++)
+    {
+        cin>>temp2;
+    }
+    if(done)
+    {
+        cout<<"No"<<endl;
+    }
+    else
+    {
+        cout<<"Yes"<<endl;
+    }
+
+}

AtCoder/abc299/a.cpp

@@ -0,0 +1,46 @@
+#include<iostream>
+#include<bits/stdc++.h>
+#define yes cout<<"YES"<<endl
+#define no cout<<"NO"<<endl
+using namespace std;
+
+int main()
+{
+    int n,temp,first,second,third;
+    cin>>n;
+    string s;
+    cin>>s;
+    for(int i=0;i<n;i++)
+    {
+        if(s[i]=='|')
+        {
+            first=i;
+            break;
+        }
+    }
+    for(int i=0;i<n;i++)
+    {
+        if(s[i]=='*')
+        {
+            second=i;
+            break;
+        }
+    }
+    for(int i=n-1;i>=0;i--)
+    {
+        if(s[i]=='|')
+        {
+            third=i;
+            break;
+        }
+    }
+    if(first<second&&second<third)
+    {
+        cout<<"in"<<endl;
+    }
+    else
+    {
+        cout<<"out"<<endl;
+    }
+    return 0;
+}

AtCoder/abc303/a.cpp

@@ -0,0 +1,27 @@
+#include<bits/stdc++.h>
+#define yes cout<<"Yes"<<"\n"
+#define no cout<<"No"<<"\n"
+#define endl "\n"
+#define int long long
+using ll=long long;
+using namespace std;
+
+int32_t main()
+{
+    ios::sync_with_stdio(0);
+    cin.tie(0);
+    int n;
+    bool answer=true;
+    string s,t;
+    cin>>n>>s>>t;
+    for(int i=0;i<n;i++)
+    {
+        if(!(s[i]==t[i]||s[i]=='1'&&t[i]=='l'||s[i]=='l'&&t[i]=='1'||s[i]=='o'&&t[i]=='0'||s[i]=='0'&&t[i]=='o'))
+        {
+            answer=false;
+            break;
+        }
+    }
+    (answer)?yes:no;
+    return 0;
+}

AtCoder/abc303/b.cpp

@@ -0,0 +1,46 @@
+#include<bits/stdc++.h>
+#define yes cout<<"YES"<<"\n"
+#define no cout<<"NO"<<"\n"
+#define endl "\n"
+#define int long long
+using ll=long long;
+using namespace std;
+
+int32_t main()
+{
+    ios::sync_with_stdio(0);
+    cin.tie(0);
+    int n,m,a,b,count=0;
+    cin>>n>>m;
+    int arr[n][n]={0};
+    for(int i=0;i<n;i++)
+    {
+        for(int j=0;j<n;j++)
+        {
+            arr[i][j]=0;
+        }
+    }
+    for(int i=1;i<=m;i++)
+    {
+        cin>>a;
+        for(int j=2;j<=n;j++)
+        {
+            cin>>b;
+            arr[a-1][b-1]=1;
+            arr[b-1][a-1]=1;
+            a=b;
+        }
+    }
+    for(int i=0;i<n;i++)
+    {
+        for(int j=0;j<n;j++)
+        {
+            if(arr[i][j]==0)
+            {
+                count++;
+            }
+        }
+    }
+    cout<<(count-n)/2<<endl;
+    return 0;
+}

AtCoder/abc305/a.cpp

@@ -0,0 +1,28 @@
+#include<bits/stdc++.h>
+#define yes cout<<"YES"<<"\n"
+#define no cout<<"NO"<<"\n"
+#define endl "\n"
+#define int long long
+using ll=long long;
+using namespace std;
+
+int32_t main()
+{
+    ios::sync_with_stdio(0);
+    cin.tie(0);
+    int n;
+    cin>>n;
+    if(n>=100)
+    {
+        cout<<100<<endl;
+    }
+    else if(n%5>=3)
+    {
+        cout<<5*(n/5)+5<<endl;
+    }
+    else
+    {
+        cout<<5*(n/5)<<endl;
+    }
+    return 0;
+}

AtCoder/abc305/b.cpp

@@ -0,0 +1,74 @@
+#include<bits/stdc++.h>
+#define yes cout<<"YES"<<"\n"
+#define no cout<<"NO"<<"\n"
+#define endl "\n"
+#define int long long
+using ll=long long;
+using namespace std;
+
+int32_t main()
+{
+    ios::sync_with_stdio(0);
+    cin.tie(0);
+    char p,q;
+    int a,b;
+    cin>>p>>q;
+    if(p=='A')
+    {
+        a=0;
+    }
+    else if(p=='B')
+    {
+        a=3;
+    }
+    else if(p=='C')
+    {
+        a=4;
+    }
+    else if(p=='D')
+    {
+        a=8;
+    }
+    else if(p=='E')
+    {
+        a=9;
+    }
+    else if(p=='F')
+    {
+        a=14;
+    }
+    else
+    {
+        a=23;
+    }
+    if(q=='A')
+    {
+        b=0;
+    }
+    else if(q=='B')
+    {
+        b=3;
+    }
+    else if(q=='C')
+    {
+        b=4;
+    }
+    else if(q=='D')
+    {
+        b=8;
+    }
+    else if(q=='E')
+    {
+        b=9;
+    }
+    else if(q=='F')
+    {
+        b=14;
+    }
+    else
+    {
+        b=23;
+    }
+    cout<<abs(a-b)<<endl;
+    return 0;
+}