Submission #958766

# Submission time Handle Problem Language Result Execution time Memory
958766 2024-04-06T14:46:39 Z salmon Koala Game (APIO17_koala) C++14
Compilation error
0 ms 0 KB
//#include "koala.h"

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

static int N, W;
static int P[105];

static int maxQueries = 3200;
static int numQueries;

static void runGame(int F);
static void grader();

int main() {
    grader();
    return 0;
}

void playRound(int *B, int *R) {
    int i, j;

    int S = 0;
    for (i=0;i<N;++i) {
        if ( !(B[i] >= 0 && B[i] <= W) ) {
            printf("Invalid query.\n");
            exit(0);
        }
        S += B[i];
    }
    if (S > W) {
        printf("Invalid query.\n");
        exit(0);
    }

    numQueries++;
    if (numQueries > maxQueries) {
        printf("Too many queries.\n");
        exit(0);
    }

    int cache[2][205];
    int num[2][205];
    char taken[105][205];

    for (i=0;i<205;++i) {
        cache[1][i] = 0;
        num[1][i] = 0;
    }

    for (i=0;i<N;++i) {
        int v = B[i]+1;
        int ii = i&1;
        int o = ii^1;
        for (j=0;j<=W;++j) {
            cache[ii][j] = cache[o][j];
            num[ii][j] = num[o][j];
            taken[i][j] = 0;
        }
        for (j=W;j>=v;--j) {
            int h = cache[o][j-v] + P[i];
            int hn = num[o][j-v] + 1;
            if (h > cache[ii][j] || (h == cache[ii][j] && hn > num[ii][j])) {
                cache[ii][j] = h;
                num[ii][j] = hn;
                taken[i][j] = 1;
            } else {
                taken[i][j] = 0;
            }
        }
    }

    int cur = W;
    for (i=N-1;i>=0;--i) {
        R[i] = taken[i][cur] ? (B[i] + 1) : 0;
        cur -= R[i];
    }
}

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

int minValue(int N, int W) {
    int res[N];
    int in[N];

    for(int i = 0; i < N; i++){
        in[i] = 0;
    }
    in[0] = 1;

    playRound(in,res);

    int p = -1;
    for(int i = 0; i < N; i++){
        if(res[i] <= in[i]){
            p = i;
        }
    }

    return p;
}

int maxValue(int N, int W) {
    set<int> sat;
    int res[N];
    int in[N];

    for(int i = 0; i < N; i++){
        sat.insert(i);
        in[i] = 0;
    }

    while(sat.size() != 1){
        int num = 100 / sat.size();

        for(int i = 0; i < N; i++){
            in[i] = 0;
        }

        for(int i : sat){
            in[i] = num;
        }

        playRound(in,res);

        for(int i = 0; i < N; i++){
            if(res[i] <= in[i] && sat.find(i) != sat.end()){
                sat.erase(i);
            }
        }
    }



    for(int i : sat) return i;
}

//9 5 3
int greaterValue(int N, int W) {
    int in[N];
    int res[N];

    int it = minValue(N, W);

    if(it == 0) return 1;
    if(it == 1) return 0;

    for(int i = 0; i < N; i++){
        in[i] = 0;
    }

    in[0] = 4;
    in[1] = 4;

    playRound(in,res);

    if(res[0] > in[0] && res[1] <= in[1]) return 0;
    if(res[1] > in[1] && res[0] <= in[0]) return 1;

    if(res[0] > in[0]){
        in[0] = 8;
        in[1] = 8;
    }
    else{
        in[0] = 2;
        in[1] = 2;
    }

    playRound(in,res);

    if(res[0] > in[0] && res[1] <= in[1]) return 0;
    if(res[1] > in[1] && res[0] <= in[0]) return 1;

    in[0] = 2;
    in[1] = 2;

    playRound(in,res);

    if(res[0] > in[0] && res[1] <= in[1]) return 0;
    if(res[1] > in[1] && res[0] <= in[0]) return 1;
}

bool breater(int a, int b){
    int in[100];
    int res[100];

    for(int i = 0; i < 100; i++){
        in[i] = 0;
    }

    in[a] = 100;
    in[b] = 100;

    playRound(in,res);

    return in[b] < res[b];
}

void allValues(int N, int W, int *P) {
    if (W == 2*N) {
        vector<int> v;

        for(int i = 0; i < N; i++){
            v.push_back(i);
        }

        sort(v.begin(),v.end(),breater);

        for(int i = 0; i < N; i++){
            P[v[i]] = i + 1;
        }

    } else {
        // TODO: Implement Subtask 5 solution here.
        // You may leave this block unmodified if you are not attempting this
        // subtask.
    }
}



static void runGame(int F) {
    int i;

    scanf("%d %d",&N,&W);
    for (i=0;i<N;++i) {
        P[i] = i + 1;
    }

    swap(P[0],P[2]);
    swap(P[1],P[32]);
    printf("%d %d\n",P[0],P[1]);

    numQueries = 0;
    if (F == 1) {
        printf("%d\n", minValue(N, W));
    } else if (F == 2) {
        printf("%d\n", maxValue(N, W));
    } else if (F == 3) {
        printf("%d\n", greaterValue(N, W));
    } else if (F == 4) {
        int userP[105];
        allValues(N, W, userP);
        for (i=0;i<N;i++) {
            printf("%d ",userP[i]);
        }
        printf("\n");
    }
    printf("Made %d calls to playRound.\n", numQueries);
}

static void grader() {
    int i;

    int F, G;
    scanf("%d %d",&F,&G);

    for (i=0;i<G;i++) {
        runGame(F);
    }
}
/*
4 1
100 200
*/

Compilation message

koala.cpp: In function 'void grader()':
koala.cpp:258:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  258 |     scanf("%d %d",&F,&G);
      |     ~~~~~^~~~~~~~~~~~~~~
koala.cpp: In function 'void runGame(int)':
koala.cpp:227:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  227 |     scanf("%d %d",&N,&W);
      |     ~~~~~^~~~~~~~~~~~~~~
koala.cpp: In function 'int maxValue(int, int)':
koala.cpp:106:14: warning: control reaches end of non-void function [-Wreturn-type]
  106 |     set<int> sat;
      |              ^~~
koala.cpp: In function 'int greaterValue(int, int)':
koala.cpp:183:1: warning: control reaches end of non-void function [-Wreturn-type]
  183 | }
      | ^
/usr/bin/ld: /tmp/cckzna5Q.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc4H1GJP.o:koala.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cckzna5Q.o: in function `playRound(int*, int*)':
grader.cpp:(.text+0x280): multiple definition of `playRound(int*, int*)'; /tmp/cc4H1GJP.o:koala.cpp:(.text+0x1d0): first defined here
collect2: error: ld returned 1 exit status