제출 #44566

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
44566		heon	Automobil (COCI17_automobil)	C++11	0 / 100	2 ms	624 KiB

automobil

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;

const int MAXN = 10001;     // kad stavis 1001 compilea, 10001 compilea al sa errorom, 100k+1 nece compileat uopce a trebaju bit dimenzije 1 mil x 1 mil da bi dobio sve bodove...
ll DIV = 1e9 + 7;

ll matrica[MAXN][MAXN];

ll sum = 0, help = 1;
ll red,stup,k;

char up;
ll num1,num2;

int main(){
	
	cin >> red >> stup >> k;
	
	for(int i = 0; i < red; i++){
		for(int j = 0; j < stup; j++){
			sum += help;
			matrica[i][j] = help;
			help++;
			help %= DIV;
			sum %= DIV;
		}
	}
	
	for(int i = 0; i < k; i++){
		cin >> up >> num1 >> num2;
		num1--;
		if(up == 'R'){
			for(int j = 0; j < stup; j++){
				sum -= matrica[num1][j];
				matrica[num1][j] *= num2;
				matrica[num1][j] %= DIV;
				sum += matrica[num1][j];
			}
		}
		else{
			for(int j = 0; j < red; j++){
				sum -= matrica[j][num1];
				matrica[j][num1] *= num2;
				matrica[j][num1] %= DIV;
				sum += matrica[j][num1];
			}
		}
	}
	
	cout << sum % DIV;
	
	
}

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