Submission #1759388

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Source Code Expand

#include<bits/stdc++.h>
#define REP(x,y,z) for(int x=y;x<=z;x++)
#define FORD(x,y,z) for(int x=y;x>=z;x--)
#define MSET(x,y) memset(x,y,sizeof(x))
#define FOR(x,y) for(__typeof(y.begin()) x=y.begin();x!=y.end();x++)
#define F first
#define S second
#define MP make_pair
#define PB push_back
#define SZ size()
#define M 
void RI(){}
template<typename... T>
void RI( int& head, T&... tail ) {
    scanf("%d",&head);
    RI(tail...);
}
using namespace std;
typedef long long LL;
int main()
{
	int n,m;
	LL ans;
	while(~scanf("%d %d",&n,&m))
	{
		ans = 100*(n-m) + 1900*m;
		while(m)
		{
			ans *= 2;
			m--;
		}
		printf("%lld\n",ans);
	}
	return 0;
}

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