A_-_Saturday.cpp

#include<bits/stdc++.h>
using namespace std;
 
#define endl            "\n"
#define Code            ios_base::sync_with_stdio(false);
#define By              cin.tie(NULL);
#define Nasif           cout.tie(NULL)
#define ll              long long int
#define pb              push_back
#define mp              make_pair
#define Gcd(a,b)        __gcd(a, b)
#define Lcm(a,b)        (a*b) / Gcd(a,b)
#define mem(a,b)        memset(a, b, sizeof(a))//a is array or vector;b is the value that wants to set
#define show(...)       __f (#__VA_ARGS__, __VA_ARGS__)
 
template <typename Arg1>//show(parameters)
void __f (const char* name, Arg1&& arg1) { cout << name << ": " << arg1 << endl; }
template <typename Arg1, typename... Args>
void __f (const char* names, Arg1&& arg1, Args&&... args){ const char* comma = strchr (names + 1, ',');cout.write (names, comma - names) << ": " << arg1 << " | "; __f (comma + 1, args...);}
 
 
int main()
{
    Code By Nasif;
    string s;
    int count=0;
    string day[]={"Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"};
    cin>>s;
    int n = sizeof(day)/sizeof(day[0]);
 
    int i = 0;
    while (i < n)
    {
        if (day[i] == s) {
            break;
        }
        i++;
    }
    int m=i;
    //cout<<i;
 
    for(int i=m;i<6;i++)
    {
        if(day[i]=="Saturday")
        {
            break;
        }
        else
        count++;
 
    }cout<<count;
 
    return 0;
}