Submission #58731

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
58731	2018-07-19 04:45:08	leejseo	Foehn Phenomena (JOI17_foehn_phenomena)	C++98	0 / 100	1065 ms	3740 KiB

foehn_phenomena

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#include <bits/stdc++.h>
using namespace std;
typedef long long lld;
int N, Q;
lld S, T, A[200001];
void input(){
    scanf("%d%d%lld%lld", &N, &Q, &S, &T);
    for (int i=0; i<=N; i++) scanf("%d", &A[i]);
}
void update(int l, int r, lld val){
    for (int i=l; i<=r; i++) A[i] += val;
}
lld get_sum(){
    lld ans = 0;
    for (int i=1; i<=N; i++) ans += (A[i-1] < A[i] ? S*(A[i-1]-A[i]) : T*(A[i-1]-A[i]));
    return ans;
}
int main(){
    input();
    int l, r;
    lld val;
    printf("\n");
    while (Q--){
  scanf("%d%d%lld", &l, &r, &val);
  update(l, r, val);
  printf("%lld\n", get_sum());
 
 
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Compilation message (stderr)

foehn_phenomena.cpp: In function 'void input()':
foehn_phenomena.cpp:9:47: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'lld* {aka long long int*}' [-Wformat=]
     for (int i=0; i<=N; i++) scanf("%d", &A[i]);
                                          ~~~~~^
foehn_phenomena.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%lld%lld", &N, &Q, &S, &T);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foehn_phenomena.cpp:9:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (int i=0; i<=N; i++) scanf("%d", &A[i]);
                              ~~~~~^~~~~~~~~~~~~
foehn_phenomena.cpp: In function 'int main()':
foehn_phenomena.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%lld", &l, &r, &val);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 30
• Subtask 2: 0 / 10
• Subtask 3: 0 / 60