Submission #7262724


Source Code Expand

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define met(s) memset(s,0, sizeof(s))
const int mod=100000007;
const int maxn=1000000;
const int inf = 0x3f3f3f3f;
int main()
{
    ll n;
    scanf("%lld",&n);
    printf("%lld",n*(n-1)/2);
    return 0;
}

Submission Info

Submission Time
Task D - ModSum
User WA_King
Language C++14 (GCC 5.4.1)
Score 400
Code Size 319 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld",&n);
                     ^

Judge Result

Set Name All Sample
Score / Max Score 400 / 400 0 / 0
Status
AC × 15
AC × 3
Set Name Test Cases
All sample_01, sample_02, sample_03, testcase_01, testcase_02, testcase_03, testcase_04, testcase_05, testcase_06, testcase_07, testcase_08, testcase_09, testcase_10, testcase_11, testcase_12
Sample sample_01, sample_02, sample_03
Case Name Status Exec Time Memory
sample_01 AC 1 ms 256 KB
sample_02 AC 1 ms 256 KB
sample_03 AC 1 ms 256 KB
testcase_01 AC 1 ms 256 KB
testcase_02 AC 1 ms 256 KB
testcase_03 AC 1 ms 256 KB
testcase_04 AC 1 ms 256 KB
testcase_05 AC 1 ms 256 KB
testcase_06 AC 1 ms 256 KB
testcase_07 AC 1 ms 256 KB
testcase_08 AC 1 ms 256 KB
testcase_09 AC 1 ms 256 KB
testcase_10 AC 1 ms 256 KB
testcase_11 AC 1 ms 256 KB
testcase_12 AC 1 ms 256 KB