Rip Van Winkle was fed up with everything except programming. One day he found a problem whichrequired to perform three types of update operations (A, B, C), and one query operation S over an arraydata[]. Initially all elements of data are equal to 0…
Rip Van Winkle was fed up with everything except programming. One day he found a problem whichrequired to perform three types of update operations (A, B, C), and one query operation S over an arraydata[]. Initially all elements of data are equal to 0…
题目大意:一个数组,四种操作: long long data[250001]; void A( int st, int nd ) { for( int i = st; i <= nd; i++ ) data[i] = data[i] + (i - st + 1); } void B( int st, int nd ) { for( int i = st; i <= nd; i++ ) data[i] = data[i] + (nd - i + 1); } void C( int st, int…