Added CodeChef problems

Author: vaibhavagarwal47

CodeChef/Correct Sentence.cpp

@@ -0,0 +1,83 @@
+// Question CODE: CORTSENT
+// Question: https://www.codechef.com/START4C/problems/CORTSENT
+/* Input:
+3
+1 aN
+2 ab NO
+3 A N D
+*/
+/* Output:
+NO
+YES
+NO
+*/
+
+#include <bits/stdc++.h>
+#define l long
+#define ll long long 
+using namespace std;
+
+set <int> s;
+int x=0;
+int main()
+{
+    ios_base :: sync_with_stdio(false);
+    cin.tie(NULL);
+    cout.tie(NULL);
+
+    bool nigg = true;
+    int t;
+    cin >> t;
+    while(t--){
+        nigg=true;
+        int k;
+        cin >> k;
+        for(int j=0;j<k;j++){
+            string s;
+            cin >> s;
+            bool capslo=false,small=false;
+
+            if(nigg==true){
+            for(int i=0;i<s.length();i++){
+                if(s[i] >= 'a' && s[i] <= 'z'){
+                    if(s[i] >= 'n' && s[i] <= 'z')
+                    {
+                        nigg = false;
+                        break;
+                    }
+                    else
+                    {
+                        small=true;
+                        if(capslo == true){
+                            nigg=false;
+                            break;
+                        }
+                    }
+                }
+
+                if(s[i] >= 'A' && s[i] <= 'Z'){
+                    if(s[i] <= 'M')
+                    {
+                        nigg =false;
+                        break;
+                    }
+                    else
+                    {
+                        capslo=true;
+                        if(small == true){
+                            nigg=false;
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+        }
+            if(nigg) cout << "YES";
+            else cout << "NO";
+        cout << "\n";
+
+    }
+
+    return 0;
+}

CodeChef/Cricket Ranking.cpp

@@ -0,0 +1,62 @@
+// Question CODE: CRICRANK
+// Question: https://www.codechef.com/START6C/problems/CRICRANK
+/* Input: 
+3
+0 1 2
+2 3 4
+10 10 10
+8 8 8
+10 0 10
+0 10 0
+*/
+/* Output:
+B
+A
+A
+*/
+
+#include<bits/stdc++.h>
+using namespace std;
+#define ll long long int
+int main()
+{
+    ll t;
+    cin>>t;
+    while(t--)
+    {
+        ll r1,r2,w1,w2,c1,c2,count1=0,count2=0;
+        cin>>r1>>w1>>c1;
+        cin>>r2>>w2>>c2;
+        if(r1>=r2)
+        {
+            count1++;
+        }
+        else
+        {
+            count2++;
+        }
+        if(w1>=w2)
+        {
+            count1++;
+        }
+        else{
+            count2++;
+        }
+        if(c1>=c2)
+        {
+            count1++;
+        }
+        else{
+            count2++;
+        }
+        if(count1>=count2)
+        {
+            cout<<"A"<<endl;
+        }
+        else
+        {
+            cout<<"B"<<endl;
+        }
+    }
+    return 0;
+}

CodeChef/Factorial.cpp

@@ -0,0 +1,42 @@
+// Question CODE: FCTRL
+// Question: https://www.codechef.com/LRNDSA01/problems/FCTRL
+/* Input:  
+6
+3
+60
+100
+1024
+23456
+8735373
+*/
+/* Output:
+0
+14
+24
+253
+5861
+2183837
+*/
+
+#include <iostream>
+using namespace std;
+
+int main() {
+	int t;
+	cin>>t;
+	long long int n,zeros;
+	while(t--)
+	{
+	    zeros = 0;
+	    cin>>n;
+	    long long int x;
+	    while(n>4)
+	    {
+	        x = n/5;
+	        zeros+=x;
+	        n = x;
+	    }
+	    cout<<zeros<<endl;
+	}
+	return 0;
+}

CodeChef/Hoop Jump.cpp

@@ -0,0 +1,34 @@
+// Question CODE: HOOPS
+// Question: https://www.codechef.com/LTIME96C/problems/HOOPS
+/* Input:
+2
+1
+3
+*/
+/* Output:
+1
+2
+*/
+
+#include <bits/stdc++.h>
+using namespace std;
+#define ll long long
+int main() 
+{
+    ll t;
+    cin>>t;
+    while(t--)
+    {
+        ll n;
+        cin>>n;
+        if(n==1)
+        {
+            cout<<n<<endl;
+        }
+        else
+        {
+            cout<<(n/2)+1<<endl;
+        }
+    }
+    return 0;
+}

CodeChef/Three Dices.cpp

@@ -0,0 +1,38 @@
+// Question CODE: THREDICE
+// Question: https://www.codechef.com/START6C/problems/THREDICE
+/* Input:
+3
+1 3
+2 4
+2 3
+*/
+/* Output:
+0.333333
+0
+0.166666
+*/
+
+#include<bits/stdc++.h>
+using namespace std;
+#define ll long long int
+#define ld long double
+int main()
+{
+    ll t;
+    cin>>t;
+    int ar[]={1,2,3,4,5,6};
+    while(t--)
+    {
+        int a,b,count=0,i=5;
+        cin>>a>>b;
+        int res=a+b;
+        while(ar[i]-res>0)
+        {
+            count++;
+            i--;
+        }
+        double ans=(double)count/6.0;
+        cout<<ans<<endl;
+    }
+    return 0;
+}