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23 lines
425 B
C++
23 lines
425 B
C++
#include<iostream>
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using namespace std;
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int n, m, a[100010], ans, sum;
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int main()
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{
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cin >> n >> m;
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for(int i = 1; i <= n; i ++ )
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cin >> a[i];
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for(int i = 1; i <= n; i ++ )
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{
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if(sum + a[i] < m) sum += a[i];
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else
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{
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ans ++ ;
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if(sum + a[i] > m) sum = a[i];
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else sum=0;
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}
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}
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ans += (sum > 0);
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cout << ans;
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return 0;
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} |