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About C. Citigroup, Inc. is a holding company, which engages in the provision of financial products and services. It operates through the following segments: Global Consumer Banking,...
C standard library. The C standard library or libc is the standard library for the C programming language, as specified in the ISO C standard. [1] . Starting from the original ANSI C standard, it was developed at the same time as the C library POSIX specification, which is a superset of it.
cin >> b; // equivalent to scanf("%d", &b); cin >> d; // equivalent to scanf("%lf", &d); cin >> str; // equivalent to scanf("%s", str); cout << "The sum of a and b is"; cout << a + b; cout << " "; } First, the file iostream.h is a standard C++ header file that defines cin, cout, and the operators << and >>.
