Editorial for CCC '17 S1 - Sum Game

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Submitting an official solution before solving the problem yourself is a bannable offence.

Author: Kirito

Keep track of the sum of the scores for both teams, and record the index if the sums are the same.

Time Complexity:

Sample Solution — D

import std.stdio;

int N, ans;
int[100004] r1, r2;
long s1, s2;
void main() {
scanf("%d", &N);
for(int i=0;i<N;i++)
scanf("%d", &r1[i]);
for(int i=0;i<N;i++)
scanf("%d", &r2[i]);
for(int i=0;i<N;i++) {
s1 += r1[i];
s2 += r2[i];
if(s1 == s2) ans = i + 1;
}
printf("%d", ans);
}


• commented on Aug. 25, 2017, 1:11 p.m.

is this in java or javascript?

• commented on Aug. 25, 2017, 1:18 p.m.

This is in the D programming language. It's similar to C++.

• commented on July 16, 2019, 11:42 a.m.

Oh because C + 1 is D ohhh

• commented on July 16, 2019, 12:39 p.m.

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• commented on July 16, 2019, 3:51 p.m.

no