Submission #848732

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
848732	2023-09-13 12:03:41	lbadea1000	Split the sequence (APIO14_sequence)	C++17	0 / 100	1 ms	556 KiB

sequence

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#include <bits/stdc++.h>
using namespace std;
const int NMAX = 1e5;
int v[NMAX], sp[NMAX];
vector<int> split_points;
int sum(int l, int r) {
    if(l == 0) return sp[r];
    return sp[r] - sp[l - 1];
}
int main() {
    int n, k;
    FILE *fin, *fout;
    fin = fopen("sequence.in", "r");
    fout = fopen("sequence.out", "w");
    fscanf(fin, "%d%d", &n, &k);
    for(int i = 0; i < n; i++)
        fscanf(fin, "%d", &v[i]);
    sp[0] = v[0];
    for(int i = 1; i < n; i++)
        sp[i] = sp[i - 1] + v[i];
    
    long long ans = 0;
    int kk = k;
    while(kk--) {
        int first = -1, end;
 
 
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Compilation message (stderr)

sequence.cpp: In function 'int main()':
sequence.cpp:37:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |             if(ind < split_points.size() && i == split_points[ind]) {
      |                ~~~~^~~~~~~~~~~~~~~~~~~~~
sequence.cpp:40:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |                 if(ind == split_points.size())
      |                    ~~~~^~~~~~~~~~~~~~~~~~~~~~
sequence.cpp:20:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |     fscanf(fin, "%d%d", &n, &k);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~
sequence.cpp:22:15: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |         fscanf(fin, "%d", &v[i]);
      |         ~~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
• Subtask 5: 0 / 21
• Subtask 6: 0 / 29