#include <iostream> #include <sstream> #include <fstream> #include <string> #include <vector> #include <queue> #include <algorithm> #include <map> #include <set> #include <bitset> using namespace std; typedef unsigned long long LL; #define MAX(a, b) ((a) > (b) ? (a) : (b)) #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define ABS(val) ((val) < 0 ? -(val) : (val)) #define FOR(x, b, e) for(int x = b; x <= (e); ++x) #define FORD(x, b, e) for(int x = b; x >= (e); --x) #define REP(x, n) for(int x = 0; x < (n); ++x) #define VAR(v, n) __typeof(n) v = (n) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define PB push_back #define ST first #define ND second #define M 1000000007ULL /* PA2017 POL */ int main() { bool b[200100]; int cnt = 0; char c = getchar(); while (c >= 'a' && c <= 'z') { bool sam = (c == 'a' || c == 'o' || c == 'e' || c == 'i' || c == 'u' || c == 'y'); b[cnt] = sam; cnt++; c = getchar(); } int last_three_loc = -1; LL bigsum = 0LL; FOR(i, 0, cnt-3) { bool sam = b[i]; if (b[i+1] == sam && b[i+2] == sam) { LL left = i - last_three_loc; LL right = cnt - i - 2; bigsum += left * right; // printf("Three detected at pt %d! L(%lld), R(%lld), MUL(%lld) \n", i, left, right, left * right); last_three_loc = i; } } printf("%lld\n", bigsum); return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | #include <iostream> #include <sstream> #include <fstream> #include <string> #include <vector> #include <queue> #include <algorithm> #include <map> #include <set> #include <bitset> using namespace std; typedef unsigned long long LL; #define MAX(a, b) ((a) > (b) ? (a) : (b)) #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define ABS(val) ((val) < 0 ? -(val) : (val)) #define FOR(x, b, e) for(int x = b; x <= (e); ++x) #define FORD(x, b, e) for(int x = b; x >= (e); --x) #define REP(x, n) for(int x = 0; x < (n); ++x) #define VAR(v, n) __typeof(n) v = (n) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define PB push_back #define ST first #define ND second #define M 1000000007ULL /* PA2017 POL */ int main() { bool b[200100]; int cnt = 0; char c = getchar(); while (c >= 'a' && c <= 'z') { bool sam = (c == 'a' || c == 'o' || c == 'e' || c == 'i' || c == 'u' || c == 'y'); b[cnt] = sam; cnt++; c = getchar(); } int last_three_loc = -1; LL bigsum = 0LL; FOR(i, 0, cnt-3) { bool sam = b[i]; if (b[i+1] == sam && b[i+2] == sam) { LL left = i - last_three_loc; LL right = cnt - i - 2; bigsum += left * right; // printf("Three detected at pt %d! L(%lld), R(%lld), MUL(%lld) \n", i, left, right, left * right); last_three_loc = i; } } printf("%lld\n", bigsum); return 0; } |