Submission #216931

#	Time	Username	Problem	Language	Result	Execution time	Memory
216931		rajarshi_basu	Computer Network (BOI14_network)	C++14	Compilation error	0 ms	0 KiB

network

#include <iostream>
#include <iomanip>
#include <stdio.h>
#include <string>
#include <cmath>
#include "network.h"


#define FOR(i,n) for(int i=0;i<n;i++)
#define FORE(i,a,b) for(int i=a;i<=b;i++)
#define ll long long int
#define ld long double
#define vi vector<int>
#define pb push_back
#define ff first
#define ss second
#define ii pair<int,int>
#define iii pair<int,ii>
#define vv vector

using namespace std;

const int MAXN = 1001;
vector<int> dists[MAXN];
void findRoute(int n,int a,int b){
    int dist = ping(a,b);
    FORE(i,1,n){
        if(i == a or i == b)continue;
        dists[ping(i,b)].pb(i);
    }
    vi inters;
    int currNode = a;
   
    for(int d = dist-1;d>=0;d--){
        for(auto e: dists[d]){
            int v = ping(currNode,e);
            if(d + v + 1 == dist){
                currNode = e;
                inters.pb(e);
                break;
            }
        }
    }
    inters.pb(b);
    for(auto e : inters){
        travelTo(e);
    }
}

Compilation message (stderr)

network.cpp:24:1: error: 'vector' does not name a type; did you mean 'perror'?
 vector<int> dists[MAXN];
 ^~~~~~
 perror
network.cpp: In function 'void findRoute(int, int, int)':
network.cpp:29:9: error: 'dists' was not declared in this scope
         dists[ping(i,b)].pb(i);
         ^~~~~
network.cpp:29:9: note: suggested alternative: 'dist'
         dists[ping(i,b)].pb(i);
         ^~~~~
         dist
network.cpp:13:12: error: 'vector' was not declared in this scope
 #define vi vector<int>
            ^
network.cpp:31:5: note: in expansion of macro 'vi'
     vi inters;
     ^~
network.cpp:13:12: note: suggested alternative: 'perror'
 #define vi vector<int>
            ^
network.cpp:31:5: note: in expansion of macro 'vi'
     vi inters;
     ^~
network.cpp:13:19: error: expected primary-expression before 'int'
 #define vi vector<int>
                   ^
network.cpp:31:5: note: in expansion of macro 'vi'
     vi inters;
     ^~
network.cpp:35:21: error: 'dists' was not declared in this scope
         for(auto e: dists[d]){
                     ^~~~~
network.cpp:35:21: note: suggested alternative: 'dist'
         for(auto e: dists[d]){
                     ^~~~~
                     dist
network.cpp:39:17: error: 'inters' was not declared in this scope
                 inters.pb(e);
                 ^~~~~~
network.cpp:39:17: note: suggested alternative: 'int8_t'
                 inters.pb(e);
                 ^~~~~~
                 int8_t
network.cpp:44:5: error: 'inters' was not declared in this scope
     inters.pb(b);
     ^~~~~~
network.cpp:44:5: note: suggested alternative: 'int8_t'
     inters.pb(b);
     ^~~~~~
     int8_t
network.cpp:45:18: error: unable to deduce 'auto&&' from 'inters'
     for(auto e : inters){
                  ^~~~~~
grader.c: In function 'int main()':
grader.c:48:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf ("%d%d%d%d", &N, &a, &b, &M);
     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
grader.c:51:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &distance[u][v]);
             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~