29 lines
757 B
C++
29 lines
757 B
C++
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#include <iostream.h>
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void main( void ) {
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char stk[20], ech;
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int i = 0, size = 4; //default putback size
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cout << "Enter a string: " << endl;
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do {
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ech = cin.get();
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cout << ech;
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stk[i++] = ech; // store the extracted character
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} while( ech != '\n' );
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// put back the characters into the istream object
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for( int k = i; k > (i-size-1); --k ) {
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cin.putback( stk[k] );
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}
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cout << "The last " << size
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<< " characters has been put back into the istream object."
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<< endl;
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// reprint the string
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cout << "The characters stored in the object: " << endl;
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for( int j = 0; j < size; j++ ) {
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ech = cin.get();
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cout << ech;
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}
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}
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