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Datatähti 2018 alku

Start:2017-10-02 00:00:00
End:2017-10-16 00:00:00
 

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CSES - Datatähti 2018 alku - Results
History
2017-10-09 14:15:170
Task:Kyselyt
Sender:chobbit
Submission time:2017-10-09 14:15:17
Language:C++
Status:READY
Score:0

Feedback

groupverdictscore
#1WRONG ANSWER0
#2WRONG ANSWER0
#3RUNTIME ERROR0

Test results

testverdicttime (s)group
#1WRONG ANSWER0.06 / 1.001details
#2WRONG ANSWER0.06 / 1.002details
#3RUNTIME ERROR0.21 / 1.003details

Code

#include <iostream>
#include <math.h>

int c(std::string x) {
	std::string::size_type sz;
	int a = (int)pow(10.0, (double)x.length() - 1.0);
	int b = std::stoi(x,&sz);
	if (b < 10) return b;
	if (b == a) { return 1; }
	if (b == (a + 1)) { return 0; }
	return b - (b/a);
}

int main() {
	int s;
	std::string out = "";
	std::string y;
	
	std::cin >> s;
	
	for (int i = 0; i < s; ++i) {
		std::cin >> y;
		int n = c(y);
		out.append(std::to_string(n));
		out.append("\n");
	}
	
	std::cout << out;
}

Test details

Test 1

Group: 1

Verdict: WRONG ANSWER

input
1000
582
214
723
273
480
280
237
204
134
210
565
640
784
508
846
532
465
952
205
...
view   save

correct output
0
1
7
7
6
1
5
4
7
6
2
2
2
2
8
2
1
3
1
8
...
view   save

user output
577
212
716
271
476
278
235
202
133
208
560
634
777
503
838
527
461
943
203
730
...
view   save

Test 2

Group: 2

Verdict: WRONG ANSWER

input
1000
615664
916441
627600
279508
126605
944125
25887
440405
352957
206746
951305
821686
716797
333476
430123
167570
619834
411383
459670
...
view   save

correct output
1
2
3
2
2
8
7
9
8
3
7
1
9
8
4
3
1
9
9
6
...
view   save

user output
615658
916432
627594
279506
126604
944116
25885
440401
352954
206744
951296
821678
716790
333473
430119
167569
619828
411379
459666
453729
...
view   save

Test 3

Group: 3

Verdict: RUNTIME ERROR

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
469646937576313460
292789544562527987
202678876957048242
921044261294332160
293497307441838185
889420403130803486
887773296767104352
272588988734184089
900854413164191389
306838570888252671
321818592757748092
632312861733842235
590425060048634753
921705179835679834
711775852688052272
...
view   save

correct output
7
2
2
0
9
7
7
2
0
4
0
3
0
5
9
9
3
1
2
7
...
view   save

user output
(no output)
view   save

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi