Eroare de compilare: user.cpp:70:18: error: empty character constant 4'' ^ user.cpp:76:18: error: empty character constant 1'' ^ user.cpp:82:18: error: empty character constant 2'' ^ user.cpp:88:18: error: empty character constant 3'' ^ user.cpp: In function ‘int main()’: user.cpp:10:5: error: expected ‘,’ or ‘;’ before ‘int’ int n,i,j,ok; ^ user.cpp:13:5: error: ‘cin’ was not declared in this scope cin>>t; ^ user.cpp:14:9: error: ‘i’ was not declared in this scope for(i=1;i<=t;++t) ^ user.cpp:19:9: error: ‘ok’ was not declared in this scope ok=0; ^ user.cpp:21:13: error: ‘j’ was not declared in this scope for(j=1;j<=k;++j) ^ user.cpp:57:24: error: expected primary-expression before ‘)’ token if() ^ user.cpp:70:18: error: expected ‘;’ before '\x0' 4'' ^ user.cpp:70:18: warning: statement has no effect [-Wunused-value] user.cpp:76:18: error: expected ‘;’ before '\x0' 1'' ^ user.cpp:76:18: warning: statement has no effect [-Wunused-value] user.cpp:82:18: error: expected ‘;’ before '\x0' 2'' ^ user.cpp:82:18: warning: statement has no effect [-Wunused-value] user.cpp:88:18: error: expected ‘;’ before '\x0' 3'' ^ user.cpp:88:18: warning: statement has no effect [-Wunused-value] user.cpp:11:12: warning: unused variable ‘c1’ [-Wunused-variable] double c1,c2,c3,c4,a,b,a2,b2,sum,nr; ^