View Compilation Error

0_0_37273820_6694.cpp: In function 'int main()':
0_0_37273820_6694.cpp:6:5: error: 'string' was not declared in this scope
     string s;
     ^
0_0_37273820_6694.cpp:8:21: error: 's' was not declared in this scope
         scanf("%s",&s);
                     ^