제출 #79912

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
79912		luckyboy	Hokej (COCI17_hokej)	C++14	120 / 120	205 ms	20072 KiB

hokej

#include <bits/stdc++.h>
#define FOR(i, a, b) for (int i = (a); i <= (b); ++i)
#define FORD(i, a, b) for (int i = (a); i >= (b); --i)
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define maxc 1000000007
#define maxn 500005
#define maxm 500005
#define pii pair <int,int>
#define Task "Hokej"
using namespace std;
int m,n,b[6][maxn];
pair <pii,int> a[maxn];
vector <pii> gr;
vector <pair <pii,int> > res;
long long ans;
int main()
{
    //freopen(Task".inp", "r",stdin);
    //freopen(Task".out", "w",stdout);
    scanf("%d%d",&m,&n);
    FOR(i,1,n)
    {
        scanf("%d%d",&a[i].F.F,&a[i].F.S);
        a[i].S = i;
    }
    sort(a+1,a+n+1);
    int need = m * 6;
    while (need)
    {
        int u = a[n].S,quality = a[n].F.F,endurance = a[n].F.S;
        --n;
        endurance = min(min(endurance,m),need);
        need -= endurance;
        ans += 1ll*endurance*quality;
        gr.pb(mp(endurance,u));
    }
    sort(gr.begin(),gr.end());
    printf("%lld\n",ans);
    FOR(i,0,5)
        {
            FOR(j,1,m)
            {
                b[i][j] = gr.back().S;
                --gr.back().F;
                if (!gr.back().F) gr.pop_back();
            }
        }
    FOR(i,0,5)
    {
        printf("%d ",b[i][1]);
        FOR(j,1,m-1)
            if (b[i][j] != b[i][j+1])
            {
                res.pb(mp(mp(j,b[i][j]),b[i][j+1]));
            }
    }
    sort(res.begin(),res.end());
    printf("\n%d\n",res.size());
    for (auto v : res) printf("%d %d %d\n",v.F.F,v.F.S,v.S);
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

hokej.cpp: In function 'int main()':
hokej.cpp:61:31: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<std::pair<std::pair<int, int>, int> >::size_type {aka long unsigned int}' [-Wformat=]
     printf("\n%d\n",res.size());
                     ~~~~~~~~~~^
hokej.cpp:23:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&m,&n);
     ~~~~~^~~~~~~~~~~~~~
hokej.cpp:26:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&a[i].F.F,&a[i].F.S);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 120 / 120