Submission #1214874

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Source Code Expand

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < n; i++)
#define rep1(i,n) for(int i = 1; i < n; i++)
#define repv(i,n) for(int i = n-1; i >= 0; i--)
#define fi first
#define sc second
#define pb push_back
using namespace std;
typedef long long ll;

char BUF[3500000];
inline void I(int&a){scanf("%d",&a);}
inline void I(int&a,int&b){scanf("%d%d",&a,&b);}
inline void I(int&a,int&b,int&c){scanf("%d%d%d",&a,&b,&c);}
inline void I(int&a,int&b,int&c,int&d){scanf("%d%d%d%d",&a,&b,&c,&d);}
inline void L(ll&a){scanf("%lld",&a);}
inline void L(ll&a,ll&b){scanf("%lld%lld",&a,&b);}
inline void L(ll&a,ll&b,ll&c){scanf("%lld%lld%lld",&a,&b,&c);}
inline void L(ll&a,ll&b,ll&c,ll&d){scanf("%lld%lld%lld%lld",&a,&b,&c,&d);}
inline void S(string&str){str.clear();scanf("%s",BUF);int s=strlen(BUF);rep(i,s)str.pb(BUF[i]);}
inline void SV(vector<int>&v){v.clear();scanf("%s",BUF);int s=strlen(BUF);rep(i,s)if('a'<=BUF[i]&&BUF[i]<='z')v.pb(BUF[i]-'a');else v.pb(BUF[i]-'A');}

const auto EPS = 1e-10;
const auto INF = 100000000;
const auto MOD = 1000000007;
typedef pair<ll,ll> P;

ll n, k;
ll a[15];
ll ans = MOD*(ll)MOD;

int main(){
    L(n,k);
    rep(i,n) L(a[i]);
    rep(i,(1<<n)){
        if(__builtin_popcount(i) != k) continue;
        if(!(i&1)) continue;
        ll h = -1;
        ll cnt = 0;
        rep(j,n){
            if((1<<j)&i){
                if(a[j] <= h){
                    cnt += h+1-a[j]; 
                    h++;
                } else{
                    h = a[j];
                }
            } else{
                h = max(h,a[j]);
            }
        }
        ans = min(ans,cnt);
    }
    cout << ans << endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void L(ll&, ll&)’:
./Main.cpp:17:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 inline void L(ll&a,ll&b){scanf("%lld%lld",&a,&b);}
                                                 ^
./Main.cpp: In function ‘void L(ll&)’:
./Main.cpp:16:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
 inline void L(ll&a){scanf("%lld",&a);}
                                     ^

Judge Result