Main.cc: In function ‘int main()’:
Main.cc:10:8: error: ‘a’ was not declared in this scope
cin>>a>>b>>C;
^
Main.cc:10:14: error: ‘C’ was not declared in this scope
cin>>a>>b>>C;
^
Main.cc:16:38: error: ‘d’ was not declared in this scope
long long y=min(b,k+d);
^
Main.cc:18:24: error: ‘c’ was not declared in this scope
dp[x][y]=dp[j][k]+c;
^
Main.cc:20:40: error: ‘c’ was not declared in this scope
dp[x][y]=min(dp[x][y],dp[j][k]+c);
^