Submission #13508

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
13508	2015-02-22 07:21:14	woqja125	Bank (IZhO14_bank)	C++98	100 / 100	195 ms	4800 KiB

bank

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#include<stdio.h>
#include<set>
const int MAX = 20;
const int PMAX = 1<<MAX;
int a[MAX], b[MAX];
int s[MAX];
int cnt[PMAX];
int max(int a, int b){return a>b?a:b;}
int main()
{
  int n, m;
  int i, j;
  scanf("%d%d", &n, &m);
  for(i=0; i<n; i++)
  {
    scanf("%d", a+i);
    s[i] += a[i];
    s[i+1] += s[i];
  }
  for(i=0; i<m; i++)scanf("%d", b+i);
  for(i=0; i<(1<<m); i++)
  {
    int x = i;
    int sum = 0;
    for(j=0; j<m; j++) if((x>>j)&1) sum += b[j];
    int type = -1;
    for(j=0; j<n; j++) if(s[j] == sum) type = j;
    if(type == 0) cnt[i] = 1;
    else if(type == -1)
    {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bank.cpp: In function 'int main()':
bank.cpp:13:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~
bank.cpp:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", a+i);
   ~~~~~^~~~~~~~~~~
bank.cpp:20:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(i=0; i<m; i++)scanf("%d", b+i);
                    ~~~~~^~~~~~~~~~~

• Subtask 1: 19 / 19
• Subtask 2: 25 / 25
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29