Submission #1316145

#	Time	Username	Problem	Language	Result	Execution time	Memory
1316145		antarbanik	Pyramids (IOI24_pyramids)	C++20	Compilation error	0 ms	0 KiB

pyramids

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



/*

N pyramids

i-th pyramid -> a[i] stones


everyday,
same length er A & B array er ekta subarr choose korbo


jana lagbo if it's possible to transform A[l-r] -> B[x-y]



transformation rules:







*/

vector<int> a, b;

void init(vector<int> A, vector<int> B) {
    a = A;
    b = B;
}



bool can_transform(int l, int r, int x, int y){
    int n = a.size();
    vector<int> prefA(n+1), prefB(n+1);
    prefA[0] = a[0];
    prefB[0] = b[0];

    for(int i = 1;i<n;++i){
        prefA[i] = prefA[i-1] + a[i];
        prefB[i] = prefB[i-1] + b[i];
    }


    // for(int i = 0;i<n;++i){
    //     cout<<prefA[i]<<" ";
    // }
    // cout<<endl<<endl;




    int tot = r - l + 1;

        int minus = 0;
        if(l > 0){
            minus = prefA[l-1];
        }   

        int s1 = prefA[r] - minus;



    minus = 0;
    if(x > 0){
        minus = prefB[x-1];
    }
    int s2 = prefB[y] - minus;

    if(s1 == s2) return 1;




    return 0;
}


int32_t main(){

    init({1, 2, 3, 4, 5}, {2, 2, 2, 4,5});

    cout<<can_transform(3, 4, 3, 4);


    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc2BQYHC.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccubGCKE.o:pyramids.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cc2BQYHC.o: in function `main':
grader.cpp:(.text.startup+0x343): undefined reference to `init(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
/usr/bin/ld: grader.cpp:(.text.startup+0x582): undefined reference to `can_transform(int, int, int, int)'
collect2: error: ld returned 1 exit status