제출 #68343

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
68343		duality	JOIRIS (JOI16_joiris)	C++11	100 / 100	4 ms	904 KiB

joiris

#define DEBUG 0

#include <bits/stdc++.h>
using namespace std;

#if DEBUG
// basic debugging macros
int __i__,__j__;
#define printLine(l) for(__i__=0;__i__<l;__i__++){cout<<"-";}cout<<endl
#define printLine2(l,c) for(__i__=0;__i__<l;__i__++){cout<<c;}cout<<endl
#define printVar(n) cout<<#n<<": "<<n<<endl
#define printArr(a,l) cout<<#a<<": ";for(__i__=0;__i__<l;__i__++){cout<<a[__i__]<<" ";}cout<<endl
#define print2dArr(a,r,c) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<a[__i__][__j__]<<" ";}cout<<endl;}
#define print2dArr2(a,r,c,l) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<setw(l)<<setfill(' ')<<a[__i__][__j__]<<" ";}cout<<endl;}

// advanced debugging class
// debug 1,2,'A',"test";
class _Debug {
    public:
        template<typename T>
        _Debug& operator,(T val) {
            cout << val << endl;
            return *this;
        }
};
#define debug _Debug(),
#else
#define printLine(l)
#define printLine2(l,c)
#define printVar(n)
#define printArr(a,l)
#define print2dArr(a,r,c)
#define print2dArr2(a,r,c,l)
#define debug
#endif

// define
#define MAX_VAL 999999999
#define MAX_VAL_2 999999999999999999LL
#define EPS 1e-6
#define mp make_pair
#define pb push_back

// typedef
typedef unsigned int UI;
typedef long long int LLI;
typedef unsigned long long int ULLI;
typedef unsigned short int US;
typedef pair<int,int> pii;
typedef pair<LLI,LLI> plli;
typedef vector<int> vi;
typedef vector<LLI> vlli;
typedef vector<pii> vpii;
typedef vector<plli> vplli;

// ---------- END OF TEMPLATE ----------

int A[50],diff[51];
vpii sol;
int norm(int N,int K) {
    int i;
    while (1) {
        for (i = 0; i < N; i++) {
            if (A[i] >= K) break;
        }
        if (i < N) {
            int m = 99;
            for (i = 0; i < N; i++) {
                if (A[i] == 0) {
                    sol.pb(mp(1,i+1));
                    A[i] += K;
                }
                m = min(m,A[i]);
            }
            for (i = 0; i < N; i++) A[i] -= m;
        }
        else break;
    }
    return 0;
}
int main() {
    int i;
    int N,K;
    scanf("%d %d",&N,&K);
    for (i = 0; i < N; i++) scanf("%d",&A[i]);

    int j;
    norm(N,K);
    for (i = 1; i < N; i++) diff[i] = A[i-1]-A[i];
    int s = 0;
    for (i = K; i < N; i += K) s += diff[i];
    for (i = 0; i <= N-K; i++) {
        int m = 0;
        for (j = i; j < i+K; j++) m = max(m,A[j]);
        int x = ((i == 0) ? -s:diff[i]) % K;
        if (x < 0) x += K;
        for (j = 0; j < x; j++) sol.pb(mp(2,i+1));
        diff[i+K] += x,m += x;
        for (j = 0; j < N; j++) {
            if ((j < i) || (j >= i+K)) {
                while (A[j] < m) sol.pb(mp(1,j+1)),A[j] += K;
            }
            else A[j] += x;
        }
        m = 1e9;
        for (j = 0; j < N; j++) m = min(m,A[j]);
        for (j = 0; j < N; j++) A[j] -= m;
        norm(N,K);
    }
    for (i = 0; i < N; i++) {
        if (A[i] != 0) {
            printf("-1\n");
            return 0;
        }
    }
    printf("%d\n",sol.size());
    for (i = 0; i < sol.size(); i++) printf("%d %d\n",sol[i].first,sol[i].second);

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

joiris.cpp: In function 'int main()':
joiris.cpp:116:29: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<std::pair<int, int> >::size_type {aka long unsigned int}' [-Wformat=]
     printf("%d\n",sol.size());
                   ~~~~~~~~~~^
joiris.cpp:117:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < sol.size(); i++) printf("%d %d\n",sol[i].first,sol[i].second);
                 ~~^~~~~~~~~~~~
joiris.cpp:84:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&N,&K);
     ~~~~~^~~~~~~~~~~~~~~
joiris.cpp:85:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (i = 0; i < N; i++) scanf("%d",&A[i]);
                             ~~~~~^~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 15 / 15
• Subtask 3: 15 / 15
• Subtask 4: 55 / 55