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641. Find the amount a square all number from 1 before n, n is assigned by user.

Time Limit: 1 seconds
Memory Limit:1000KB
Points:2
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Find the amount a square all number from 1 before n, n is assigned by user (1 Input data

5

Output data

55

Author: Karzunichev Kirill Ivanovich


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Educational Courses / New problems in testing /
638. Execute the transposition of the letters english alphabet as shown in example: 641. 652. Find the most numeral in given number N. 671. Form one array from two others 645. Givenned number a,b,c to define how much of them equal
We can all benefit by doing occasional "toy" programs, when artificial restrictions are set up, so that we are forced to push our abilities to the limit. The art of tackling miniproblems with all our energy will sharpen our talents for the real problems. Donald E. Knuth.
time generating 0.047 sec.
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