Submission #49497

#	Time	Username	Problem	Language	Result	Execution time	Memory
49497		leejseo	조개 줍기 (KOI17_shell)	C++17	Compilation error	0 ms	0 KiB

shell

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

int N, A[1501][1501], DP[1501][1501];

void init(){
	scanf("%d", &N);
	for (int i=0; i<N; i++){
		for (int j=0; j<N; j++){
			scanf("%d", &A[i][j]);
		}
	}
}

long long query(bool tf){
	if (tf){
		char a, int i, int j;
		scanf("%c%d%d", &a, &i, &j);
		A[i][j] += (a == 'U'? 1 : -1);
	}
	lont long s;
	for (int i=0; i<N; i++){
		for (int j=0; j<N; j++){
			DP[i][j] = A[i][j] + (i == 0? (j == 0? 0 : DP[i][j-1]) : (j == 0? DP[i-1][j] : max(DP[i-1][j], DP[i][j-1])));
			s += DP[i][j]
		}
	}
	return s;
}

int main(void){
	init();
	printf("%lld\n", query(false));
	for (int i=0; i<N; i++) printf("%lld\n", query(true));
}

Compilation message (stderr)

shell.cpp: In function 'long long int query(bool)':
shell.cpp:17:11: error: expected unqualified-id before 'int'
   char a, int i, int j;
           ^~~
shell.cpp:18:24: error: 'i' was not declared in this scope
   scanf("%c%d%d", &a, &i, &j);
                        ^
shell.cpp:18:28: error: 'j' was not declared in this scope
   scanf("%c%d%d", &a, &i, &j);
                            ^
shell.cpp:21:2: error: 'lont' was not declared in this scope
  lont long s;
  ^~~~
shell.cpp:21:2: note: suggested alternative: 'long'
  lont long s;
  ^~~~
  long
shell.cpp:25:4: error: 's' was not declared in this scope
    s += DP[i][j]
    ^
shell.cpp:28:9: error: 's' was not declared in this scope
  return s;
         ^
shell.cpp: In function 'void init()':
shell.cpp:7:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
shell.cpp:10:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &A[i][j]);
    ~~~~~^~~~~~~~~~~~~~~~