Submission #2180344
Source Code Expand
#include <stdio.h> typedef long long int; int main(void){ int a, b; int i; const int m = 1000000007; scanf("%d%d", &a, &b); int result = 0; int sum = 0; for (i = 1; i <= b; i++) { sum = (sum + i) % m; if (i >= a) result = (result + sum * i) % m; } printf("%d\n", result); return 0; }
Submission Info
Submission Time | |
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Task | A - Counting on a Triangle |
User | sheyasutaka |
Language | C (GCC 5.4.1) |
Score | 20 |
Code Size | 316 Byte |
Status | WA |
Exec Time | 5 ms |
Memory | 128 KB |
Compile Error
./Main.c:2:1: warning: useless type name in empty declaration typedef long long int; ^ ./Main.c: In function ‘main’: ./Main.c:7:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &a, &b); ^
Judge Result
Set Name | Sample | Subtask1 | All | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 20 / 20 | 0 / 80 | ||||||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt |
Subtask1 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask0_sample_01.txt, subtask0_sample_02.txt |
All | subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample_01.txt | AC | 1 ms | 128 KB |
subtask0_sample_02.txt | AC | 1 ms | 128 KB |
subtask0_sample_03.txt | WA | 4 ms | 128 KB |
subtask1_01.txt | AC | 1 ms | 128 KB |
subtask1_02.txt | AC | 1 ms | 128 KB |
subtask1_03.txt | AC | 1 ms | 128 KB |
subtask1_04.txt | AC | 1 ms | 128 KB |
subtask1_05.txt | AC | 1 ms | 128 KB |
subtask1_06.txt | AC | 1 ms | 128 KB |
subtask1_07.txt | AC | 1 ms | 128 KB |
subtask1_08.txt | AC | 1 ms | 128 KB |
subtask1_09.txt | AC | 1 ms | 128 KB |
subtask1_10.txt | AC | 1 ms | 128 KB |
subtask1_11.txt | AC | 1 ms | 128 KB |
subtask2_01.txt | WA | 5 ms | 128 KB |
subtask2_02.txt | WA | 5 ms | 128 KB |
subtask2_03.txt | WA | 4 ms | 128 KB |
subtask2_04.txt | WA | 4 ms | 128 KB |
subtask2_05.txt | WA | 4 ms | 128 KB |
subtask2_06.txt | WA | 4 ms | 128 KB |
subtask2_07.txt | WA | 3 ms | 128 KB |
subtask2_08.txt | WA | 3 ms | 128 KB |
subtask2_09.txt | WA | 5 ms | 128 KB |
subtask2_10.txt | WA | 5 ms | 128 KB |
subtask2_11.txt | WA | 5 ms | 128 KB |
subtask2_12.txt | WA | 4 ms | 128 KB |