运行 ID: 71298

Main.cc: In function ‘int main()’:
Main.cc:8:18: error: expected ‘;’ before ‘<=’ token
     for(int i=1,i<=a,i=i+1){
                  ^~
Main.cc:8:18: error: expected primary-expression before ‘<=’ token
Main.cc:8:27: error: expected ‘;’ before ‘)’ token
     for(int i=1,i<=a,i=i+1){
                           ^
Main.cc:12:18: error: ‘setprecision’ was not declared in this scope
     cout<