0_0_18073020_6874.cpp: In function 'int main()':
0_0_18073020_6874.cpp:2:214: error: 'MOD' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:228: error: 'cin' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:228: note: suggested alternative:
In file included from 0_0_18073020_6874.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:60:18: note: 'std::cin'
extern istream cin; /// Linked to standard input
^
0_0_18073020_6874.cpp:2:265: error: 'memset' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:608: error: 'MOD' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:767: error: 'cout' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:767: note: suggested alternative:
In file included from 0_0_18073020_6874.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:61:18: note: 'std::cout'
extern ostream cout; /// Linked to standard output
^
0_0_18073020_6874.cpp:2:787: error: 'endl' was not declared in this scope
long long c[110][110];int s[110];long long dp[110][110];int main(){ int n; int l; for (int i = 1; i < 110; i++) { c[i][0] = c[i][i] = 1; for (int j = 1; j < i; j++) c[i][j] = (c[i - 1][j - 1] + c[i - 1][j]) % MOD; } while (cin >> n) { memset(dp, 0, sizeof(dp)); memset(s, -1, sizeof(s)); for (int i = 1; i <= n; i++) { scanf("%d", &s[i]); dp[i][i] = 1; } for (int i = 1; i + 1 <= n; i++) dp[i][i + 1] = 2; for (int len = 2; len < n;len++) for (int i = 1; i + len <= n; i++) { int j = i + len; dp[i][j] = dp[i][j] + dp[i + 1][j]; dp[i][j] = dp[i][j] + dp[i][j - 1]; dp[i][j] %= MOD; for (int k = i+1; k <j;k++) if (s[k - 1] == s[k + 1]) dp[i][j] = (dp[i][j] + (dp[i][k - 1] * dp[k + 1][j] % MOD*c[j - i][k - i]) % MOD) % MOD; } cout << dp[1][n] << endl; }}
^
0_0_18073020_6874.cpp:2:787: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39:0,
from 0_0_18073020_6874.cpp:1:
GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:564:5: note: 'std::endl'
endl(basic_ostream<_CharT, _Traits>& __os)
^
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