Submission #1005434

#	Time	Username	Problem	Language	Result	Execution time	Memory
1005434		vjudge1	Kitchen (BOI19_kitchen)	C++17	0 / 100	1 ms	856 KiB

kitchen

#include <bits/stdc++.h>
using namespace std;
const int inf = 1e18;
int n, m, k, res;
int s1, s2, s3, s4, s5, s6, s7, l;
int dp[100001];
int b[301];
int main(){
    cin >> n >> m >> k;
    s7 = inf;
    for(int i = 1; i <= n; i++){
        cin >> l;
        s2 += l;
        s7 = min(s7, l);
    }
    for(int i = 1; i <= m; i++){
        cin >> b[i];
        s4 += b[i];
    }
    for(int i = 0; i <= s4; i++)
        dp[i] = -inf;
        if(s7 < k){
            cout << "Imposible";
        }
        dp[0] = 0;
        for(int i = 1; i <= m; i++){
            for(int j = s4 - b[j]; j >= 0; --j){
                if(dp[j] != inf){
                    dp[j + b[i]] = max(dp[j + b[i]], dp[j] + min(b[i], n));
                }
                s3 = inf;
                for(int j = s2; j <= s4; j++){
                    if(dp[j] >= n * k) s3 = min(s3, j - s2);
                }
            }
        }
        if(s3 != inf) cout << s3;
        else cout << "Impossible";
}

Compilation message (stderr)

kitchen.cpp:3:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
    3 | const int inf = 1e18;
      |                 ^~~~
kitchen.cpp: In function 'int main()':
kitchen.cpp:20:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   20 |     for(int i = 0; i <= s4; i++)
      |     ^~~
kitchen.cpp:22:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   22 |         if(s7 < k){
      |         ^~
kitchen.cpp:27:33: warning: array subscript -1 is below array bounds of 'int [301]' [-Warray-bounds]
   27 |             for(int j = s4 - b[j]; j >= 0; --j){
      |                              ~~~^
kitchen.cpp:7:5: note: while referencing 'b'
    7 | int b[301];
      |     ^

• Subtask 1: 0 / 9
• Subtask 2: 0 / 22
• Subtask 3: 0 / 20
• Subtask 4: 0 / 21
• Subtask 5: 0 / 28