Submission #211275

#TimeUsernameProblemLanguageResultExecution timeMemory
211275tleontest1Bob (COCI14_bob)C++14
Compilation error
0 ms0 KiB
#pragma GCC optimize ("O3") #pragma GCC target ("sse4") #include <bits/stdc++.h> using namespace std; typedef long long lo; typedef pair< lo,lo > PII; #define fi first #define se second #define int long long #define mp make_pair #define pb push_back #define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL) #define FOR for(int i=1;i<=n;i++) #define mid ((start+end)/2) #define ort ((bas+son)/2) const lo MAX = -1000000000000000000; const lo MIN = 1000000000000000000; const lo inf = 1000000000; const lo KOK = 100000; const lo LOG = 30; const int li = 1002; const lo mod = 1000000007; int n,m,a[li][li],k,flag,t,dp[li][li]; int cev; string s; vector<int> v; main(void){ scanf("%lld %lld",&n,&m); FOR{ for(int j=1;j<=m;j++){ scanf("%lld",&a[i][j]); } } for(int i=1;i<=n;i++){ for(int j=1;j<=m;j++){ flag=0; dp[i][j]=1; if(a[i][j-1]==a[i][j]){ flag=1; dp[i][j]+=dp[i][j-1]; } if(a[i-1][j]==a[i][j]){ flag=1; dp[i][j]+=dp[i-1][j]; } if(flag && a[i][j]==a[i-1][j-1])dp[i][j]-=dp[i-1][j-1]; } dp[i][j]=max(dp[i][j],1ll); } FOR{ for(int j=1;j<=m;j++){ cev+=dp[i][j]; //~ cout<<dp[i][j]<<" "; } //~ cout<<"\n"; } printf("%lld\n",cev); return 0; }

Compilation message (stderr)

bob.cpp:34:10: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(void){
          ^
bob.cpp: In function 'int main()':
bob.cpp:55:9: error: 'j' was not declared in this scope
   dp[i][j]=max(dp[i][j],1ll);
         ^
bob.cpp:35:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~~~~~
bob.cpp:38:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld",&a[i][j]);
    ~~~~~^~~~~~~~~~~~~~~~~