Submission #100517

#	Time	Username	Problem	Language	Result	Execution time	Memory
100517		Sakamotoo	Game (IOI13_game)	C++14	10 / 100	13076 ms	6740 KiB

game

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

long long r,c;
long long x[30000],y[30000],val[30000];
vector<long long> v;
int ke;

long long gcd2(long long X, long long Y) {
    long long tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}

void init(int R, int C) {
    r=R;
    c=C;
}

void update(int P, int Q, long long K) {
    bool ada=true;
    for(int i=0; i<(int)v.size(); i++){
    	int ind=v[i];
    	if(x[ind]==P&&y[ind]==Q){
    		val[ind]=K;
    		ada=false;
		}
	}
	if(ada){
		v.push_back(ke);
		x[ke]=P;
		y[ke]=Q;
		val[ke]=K;
		ke++;
	}
}

long long calculate(int P, int Q, int U, int V) {
    long long now=0;
    for(int i=0; i<v.size(); i++){
    	int ind=v[i];
    	if(x[ind]>=P&&x[ind]<=U&&y[ind]>=Q&&y[ind]<=V) now=gcd2(now,val[ind]);
	}
	return now;
}

Compilation message (stderr)

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~
game.cpp: In function 'long long int calculate(int, int, int, int)':
game.cpp:45:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<v.size(); i++){
                  ~^~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 27
• Subtask 3: 0 / 26
• Subtask 4: 0 / 17
• Subtask 5: 0 / 20