#include<bits/stdc++.h> #include "fish.h" using namespace std; #define ll long long long long max_weights(int n,int m,vector<int>x,vector<int>y,vector<int>w){ int count=0,X=-1,Y=-1; for(int i=0;i<m;i++){ if(x[i]%2==0){ count++; } X=max(X,x[i]); Y=max(Y,y[i]); } if(count==m){//subtask1 ll ans=0; for(int i=0;i<m;i++){ ans+=w[i]; } return ans; } if(X<=1){//subtask2 ll res=0; int dp[n+5][2]; for(int i=0;i<=n;i++){ dp[i][0]=0; dp[i][1]=0; } ll ans; for(int i=0;i<m;i++){ if(x[i]==1){ res+=w[i]; } dp[y[i]+1][x[i]]=w[i]; } ans=res; for(int i=1;i<=n;i++){ res+=dp[i][0]-dp[i][1]; ans=max(ans,res); } return ans; } }

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:42:1: warning: control reaches end of non-void function [-Wreturn-type]
   42 | }
      | ^