Submission #83352

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
83352	2018-11-07 09:25:26	charlies_moo	Mate (COCI18_mate)	C++17	100 / 100	453 ms	36816 KiB

mate

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#include <cstdio>
#include <cstring>
const int z = 1e9+7;
int main() {
    char s[2001];
    scanf("%s", s);
    int n = strlen(s);
    int pt[n][n];
    pt[0][0] = 1;
    for (int i = 1; i < n; i++) {
        pt[i][0] = pt[i][i] = 1;
        for (int j = 1; j < i; j++) {
            pt[i][j] = (pt[i-1][j-1] + pt[i-1][j]) % z;
        }
    }
    int c[n][26];
    for (int i = 0; i < 26; i++) {
        c[n-1][i] = 0;
    }
    for (int i = n - 2; i >= 0; i--) {
        for (int j = 0; j < 26; j++) {
            c[i][j] = c[i+1][j];
        }
        c[i][s[i+1]-'a']++;
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

mate.cpp: In function 'int main()':
mate.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", s);
     ~~~~~^~~~~~~~~
mate.cpp:43:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &q);
     ~~~~~^~~~~~~~~~
mate.cpp:48:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %s", &d, xy);
         ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100