#335
Expresie3
Să se scrie un program care citește numărul natural n
și determină suma S=1*2-2*3+3*4-...±n*(n+1)
.
Problema | Expresie3 | Operații I/O | tastatură/ecran |
---|---|---|---|
Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
Id soluție | #16210527 | Utilizator | |
Fișier | expresie3.cpp | Dimensiune | 273 B |
Data încărcării | 17 Iunie 2019, 17:56 | Scor / rezultat | Eroare de compilare |
expresie3.cpp:1:9: error: #include expects "FILENAME" or <FILENAME> #include <iostream> ^ expresie3.cpp:2:1: error: stray '\302' in program using namespace std; ^ expresie3.cpp:2:1: error: stray '\240' in program expresie3.cpp:2:1: error: stray '\302' in program expresie3.cpp:2:1: error: stray '\240' in program expresie3.cpp:3:1: error: stray '\302' in program int n,i,s,p; ^ expresie3.cpp:3:1: error: stray '\240' in program expresie3.cpp:4:1: error: stray '\302' in program int main() ^ expresie3.cpp:4:1: error: stray '\240' in program expresie3.cpp:6:1: error: stray '\302' in program cin>>n; ^ expresie3.cpp:6:1: error: stray '\240' in program expresie3.cpp:6:1: error: stray '\302' in program expresie3.cpp:6:1: error: stray '\240' in program expresie3.cpp:6:1: error: stray '\302' in program expresie3.cpp:6:1: error: stray '\240' in program expresie3.cpp:6:1: error: stray '\302' in program expresie3.cpp:6:1: error: stray '\240' in program expresie3.cpp:7:1: error: stray '\302' in program p=1; ^ expresie3.cpp:7:1: error: stray '\240' in program expresie3.cpp:7:1: error: stray '\302' in program expresie3.cpp:7:1: error: stray '\240' in program expresie3.cpp:7:1: error: stray '\302' in program expresie3.cpp:7:1: error: stray '\240' in program expresie3.cpp:7:1: error: stray '\302' in program expresie3.cpp:7:1: error: stray '\240' in program expresie3.cpp:8:1: error: stray '\302' in program for(i=1;i<=n;i++) ^ expresie3.cpp:8:1: error: stray '\240' in program expresie3.cpp:8:1: error: stray '\302' in program expresie3.cpp:8:1: error: stray '\240' in program expresie3.cpp:8:1: error: stray '\302' in program expresie3.cpp:8:1: error: stray '\240' in program expresie3.cpp:8:1: error: stray '\302' in program expresie3.cpp:8:1: error: stray '\240' in program expresie3.cpp:9:1: error: stray '\302' in program { ^ expresie3.cpp:9:1: error: stray '\240' in program expresie3.cpp:9:1: error: stray '\302' in program expresie3.cpp:9:1: error: stray '\240' in program expresie3.cpp:9:1: error: stray '\302' in program expresie3.cpp:9:1: error: stray '\240' in program expresie3.cpp:9:1: error: stray '\302' in program expresie3.cpp:9:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program s=s+p*i*(i+1); ^ expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:10:1: error: stray '\302' in program expresie3.cpp:10:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program p=p*(-1); ^ expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:11:1: error: stray '\302' in program expresie3.cpp:11:1: error: stray '\240' in program expresie3.cpp:12:1: error: stray '\302' in program } ^ expresie3.cpp:12:1: error: stray '\240' in program expresie3.cpp:12:1: error: stray '\302' in program expresie3.cpp:12:1: error: stray '\240' in program expresie3.cpp:12:1: error: stray '\302' in program expresie3.cpp:12:1: error: stray '\240' in program expresie3.cpp:12:1: error: stray '\302' in program expresie3.cpp:12:1: error: stray '\240' in program expresie3.cpp:13:1: error: stray '\302' in program cout<<"Rezultatul este"<<" "<<s; ^ expresie3.cpp:13:1: error: stray '\240' in program expresie3.cpp:13:1: error: stray '\302' in program expresie3.cpp:13:1: error: stray '\240' in program expresie3.cpp:13:1: error: stray '\302' in program expresie3.cpp:13:1: error: stray '\240' in program expresie3.cpp:13:1: error: stray '\302' in program expresie3.cpp:13:1: error: stray '\240' in program expresie3.cpp:14:1: error: stray '\302' in program return 0; ^ expresie3.cpp:14:1: error: stray '\240' in program expresie3.cpp:14:1: error: stray '\302' in program expresie3.cpp:14:1: error: stray '\240' in program expresie3.cpp:14:1: error: stray '\302' in program expresie3.cpp:14:1: error: stray '\240' in program expresie3.cpp:14:1: error: stray '\302' in program expresie3.cpp:14:1: error: stray '\240' in program expresie3.cpp:14:1: error: stray '\302' in program expresie3.cpp:14:1: error: stray '\240' in program expresie3.cpp: In function 'int main()': expresie3.cpp:6:9: error: 'cin' was not declared in this scope cin>>n; ^ expresie3.cpp:13:9: error: 'cout' was not declared in this scope cout<<"Rezultatul este"<<" "<<s; ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema Expresie3 face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.